Boston Suspect #1 Dead, Lockdown & Manhunt in Watertown, Mass. (Update)

I’m back online …

{Update3: Title update – was “Marathon Bombing Suspects Manhunt in Watertown, Mass.”

{Update2: Suspect #1 with black cap was fatally wounded in gunfire exchange in Watertown and pronounced dead upon arrival in hospital.

Boston Marathon suspect killed, second sought after Watertown explosions, gunfire

WATERTOWN, Mass. (WCVB News) —One suspect in the Boston Marathon bombings was killed early Friday morning, while the second suspect was being sought following an attack on police officers in Watertown that involved explosives and gunfire, Boston Police Commissioner Edward Davis said in a Twitter post.

The man known as suspect No. 2, the man seen in widely-distributed FBI surveillance photos wearing the white hat, is the suspect being sought, Davis said. Sources called the situation “fluid and dangerous.”

“This is a terrorist. He came here to kill people,” Davis said at an early morning news conference.

The two bombing suspects were chased into Watertown following the fatal shooting of an MIT Police officer and the carjacking of another person. During the pursuit, explosive devices were thrown from car by the suspects.

The suspects and police exchanged gunfire in the area of Dexter and Laurel streets.

{Update1: Title change – was “Gunfire and Explosions Heard in Watertown, Mass.”

Boston Globe headline: A Marathon Bombing Suspect Apprehended Killed, Another Remains on the Loose

WATERTOWN — One suspect in Monday’s Boston Marathon bombings has been apprehended killed, according to an official with knowledge of the investigation. Another appears to remain on the loose in Watertown after a firefight with police. A 20-block perimeter was established as authorities searched for him.

A scene of chaos descended on Cambridge and Watertown late Thursday night and early Friday morning, as police confirmed an MIT police officer was shot and killed, and an apparent carjacking led police on a frenetic chase into Watertown. Hundreds of police officers flooded Cambridge and Watertown.

Gunfire and explosions heard in Watertown as police descend on Dexter Street

WATERTOWN — Reports of explosions and gunfire flooded the police scanner late on Thursday night as a search for suspects in an MIT campus shooting led into Watertown near Laurel and Dexter Street. It is unclear at this point whether the two suspects who engaged police in a shootout in Watertown are related to the MIT shooting.

Police are urging everyone to stay inside of their homes. The area is considered extremely dangerous. As of 1:27 p.m., the BPD had reported that one suspect had been captured and transported to a local hospital. Another suspect remains on the loose, in what is described as a very active scene.

Major police operation – LIVE Updates …

The NY Times reports two men engaged in a stand-off with scores of police in Watertown, Massachussetts. The men appeared to be carrying explosives in backpacks.

Witness Andrew Kitzenburg said he looked out of this third floor window to see two young men shooting at police officers. They were hiding behind a black Mercedes SUV. The officers and the men were engaged in “constant gunfire.”

The SWAT team, Cambridge, Boston and Watertown Police, as well as Homeland Security and the ATF are searching the area.

Witnesses have taken to social media, tweeting loud explosions and gunfire are rocking the neighbourhood.

Explosions & Gunfire Rock Watertown, Mass., after MIT Cop Killed – Twitter News