Timeline of events: MIT fatal cop shooting, Watertown shootout

Published On: Apr 18 2013 11:48:47 PM HST   Updated On: Apr 19 2013 12:23:08 PM HST

Violence terrorized Bostonians overnight, and police believe two suspects involved are the same men who allegedly planted bombs that killed three in the Boston Marathon Monday.

One was shot dead early Friday, and the other is still on the loose, authorities said. A massive manhunt was underway for another man believed to be tied to the bombing.

Here's a breakdown of how events have unfolded. (Times are Eastern)

  • Thursday, 5:00pm:  The FBI releases photos and videos of two suspects investigators believe are behind Monday's Boston Marathon bombing.

  • Thursday approximately 10 p.m.: Robbery takes place at at 7-Eleven convenience store in Cambridge, near the MIT campus.

  • Thursday, 10:20 p.m.:an MIT campuspolice officer was found shot in his vehicle in the area of Vassar and Mainstreets.According to authorities, the officer was found evidencing multiple gunshot wounds.  He was transported to Massachusetts General Hospital and pronounced deceased.

  • Moments later, police received reports of an armed carjacking by two males in the area of Third Street in Cambridge. The victim was carjacked at gunpoint by two males and was kept in the car with the suspects for approximately a half hour.  The victim was released at a gas station on Memorial Drive in Cambridge.  He was not injured.

  • Authorities say the suspects threw explosives from the car as police followed it into Watertown. The suspects and police exchanged gunfire, and one of the suspects was critically injured.

  • Friday, 2 a.m.: The FBI releases a new photo of Suspect #1 and Suspect #2 on its website.

  • Friday, 4 a.m.: Boston Police and Cambridge Police Chief confirm the two men involved in the fatal shooting of an MIT campus police officer, and a shootout/chase into Watertown were the same suspects believed to be involved in the Boston Marathon bombing.

  • The Middlesex County D.A. confirms Suspect #1 has died while Suspect #2 escaped.

  • 4 a.m.: Police release a new image of Suspect #2, from a 7-Eleven convenience store that was robbed several hours earlier.
  • 5:15 a.m.: During a news conference, authorities say one was suspect was shot dead early Friday, and the other is still on the loose. Authorities said one of the men, "suspect number 2" in Monday's bombing, is still at large in the Boston suburb of Watertown, where dozens of officers from local, state and federal law enforcement agencies have fanned out to track him down, said transit police spokesman Paul MacMillan.

  • [Updated 6:48 a.m. ET]
  • More transportation options in an out of Boston are being shut down as police look for "suspect No. 2" in the Boston Marathon bombings. Amtrak train service between Providence, Rhode Island, and Boston has been suspended, Amtrak said Friday.
  • This comes after the Massachusetts Bay Transportation Authority shut down Boston-area bus, subway, commuter rail, and ferry routes.
  • The FBI on Thursday released an image of what it called "suspect No. 2" in Monday's Boston Marathon bombings. Authorities said Friday that they're looking for him in the Boston suburb of Watertown.
  • [Updated 6:23 a.m. ET]
  • The person who was shot and killed in the Boston Marathon terror attack manhunt is believed to have had explosives on his body, a law enforcement official with knowledge of the investigation said Friday.
  • [Updated 6:19 a.m. ET]
  • Here are more details about the public transportation shutdown in Boston: All Massachusetts Bay Transportation Authority service is suspended at the request of the police, Joe Pesaturo, the authority's public information officer, said Friday. This includes bus, subway, commuter rail, and ferry routes in the Boston area.
  • This comes as police say they're continuing to hunt down one of the suspects in Monday's Boston Marathon terror attack.
  • [Updated 5:59 a.m. ET]
  • "Harvard University is closed due to public safety concerns. Please continue to watch this page for updates," the university announced on its website.
  • [Updated 5:55 a.m. ET]
  • President Obama was briefed overnight on the events happening in Watertown, CNN reports
  • [Updated 5:51 a.m. ET]
  • "Vehicle traffic in and out of Watertown suspended," say Boston Police on official Twitter account.
  • [Updated 5:43 a.m. ET]
  • Mass transit in Boston has been suspended at the request of the police, says Joe Pesaturo, spokesman for the Massachusetts Bay Transportation Authority.
  • [Updated 5:37 a.m. ET]
  • Boston Police, via its official Twitter account, says businesses near 480 Arsenal Street in Watertown, Massachusetts, are closed until further notice. Employees are also instructed to stay home.
  • [Updated 5:20 a.m. ET]
  • MIT cancels Friday's classes, according to a letter from Israel Ruiz, the school's executive vice president and treasurer, and school Chancellor Eric Grimson.
  • "MIT suffered a tragedy last night: an MIT Police officer was shot and killed on our campus in the line of duty," says the letter, addressed to the MIT community. "While the circumstances around the officer's death remain the subject of an active investigation, what is certain is that the officer gave his life to defend the peace of our campus. His sacrifice will never be forgotten by the Institute. We are thinking now of his family, and our hearts are heavy. In consultation with faculty chair Sam Allen, we have decided to cancel classes today (Friday). All employees are encouraged to use their best judgment about whether they are prepared to come in to work today: any absence today will be considered excused."
  • [Updated 5:03 a.m. ET]
  • Police in Watertown sending robocalls to residents instructing them to stay indoors, reports CNN's Drew Griffin.
  • [Updated 4:45 a.m. ET]
  • One of the suspects believed to have planted bombs at the Boston Marathon is dead after a shootout with police, a police spokesman said.
  • [Updated 4:21 a.m. ET]
  • The suspect on the loose in Watertown, Massachusetts, matches the description of Suspect 2 -- a man pictured wearing a white cap - wanted in connection with the bombings at the Boston Marathon on Monday, police said early Friday.
  • [Updated 3:54 a.m. ET]
  • Massachusetts State Police, via Twitter: "Police will be going door by door, street by street, in and around Watertown. Police will be clearly identified. It is a fluid situation."
  • [Updated at 3:48 a.m. ET]
  • Massachusetts State Police, on its official Twitter feed, warns Watertown residents to stay in their homes and to not answer the door "unless it is an identified police officer." "If any concerns about someone at door, call 911 immediately. Repeat--Do not answer door, stay away from windows, keep doors locked," the state police says in another tweet.
  • [Updated 2:40 a.m. ET]
  • Massachusetts State Police spokesperson Dave Procopio said that they believe multiple possible explosive devices were used against police tonight during this incident at Watertown. It was unclear if the incident, which followed a police chase of a stolen vehicle, was related to the shooting on the MIT campus or any other incident in the Boston area.
  • [Updated 2:31 a.m. ET]
  • FBI spokesman Martin Feely tells CNN's Susan Candiotti: "We are engaged with our partners trying to determine if there is a connection." CNN's Drew Griffin, who is on the scene in Watertown, Massachusetts, said FBI agents are on the scene.
  • [Updated 2:21 a.m. ET]
  • MIT releases statement on shooting death of campus police officer: "MIT is heartbroken by the news that an MIT Police officer was shot and killed in the line of duty on Thursday night on campus, near Building 32 (the Stata Center). Our thoughts are now with the family." http://bit.ly/15lcg2r
  • [Updated 2:19 a.m. ET]
  • Boston Police Department's official Twitter feed says "there is an active incident ongoing in Watertown. Residents in that area are advised to remain in their homes. More details when available."
  • [Updated 2:07 a.m. ET]
  • CNN's Gabe Ramirez on the scene in Watertown, Massachusetts, says that authorities are ordering people in the area to shut off their cell phones.
  • [Updated 1:49 a.m. ET]
  • At least one person was arrested in Watertown, Massachusetts early Friday morning, stripped naked before being taken in custody, CNN photojournalist Gabe Ramirez observed. It is unclear if this arrest was related to the shooting at Massachusetts Institute of Technology campus or any other incident in Boston the area.
  • [Updated 1:23 a.m. ET]
  • Dozens of police have rushed to an area of Watertown, Massachusetts, just over two miles from Cambridge, said CNN's Drew Griffin, who is near the scene. A "very large event has taken place," Griffin said. There were reports that explosives were involved.
  • [Posted at 12:45 a.m. ET]
  • A university police officer has died after being shot on the Massachusetts Institute of Technology campus in Cambridge late Thursday, state police spokesman Lt. Mark Riley said. The MIT officer was responding to a disturbance when he was shot, according to the state district attorney's office. He sustained "multiple gunshot wounds."
  • State police and the FBI were called in after the shooting and found the campus policeman near Building 32 on MIT's campus. He was taken to Massachusetts General Hospital, where he was pronounced dead, the district attorney's office said. Dozens of officers surrounded and cordoned off the building, known as the Stata Center, which houses computer science laboratories as well as the department of linguistics and philosophy, according to MIT's website.


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