Law enforcement officials repeatedly appealed for surrender by a person believed to be Dzhokar Tsarnaev, the suspect in this week's Boston Marathon bombings, who was inside a boat in the backyard of a house in Watertown, Massachusetts, according to CNN staff at the scene. Among other things, they said, "We know you're in there" and "Come out with your hands up."
[Updated at 8:40 p.m. ET]
The FBI took two males and a female into custody for questioning Friday evening at New Bedford, Massachusetts, residence believe to have been connected to Boston Marathon bombings suspect Dzhokhar Tsarnaev, New Bedford Police Lt. Robert Richard said.
[Updated at 8:30 p.m. ET]
FBI agents interviewed Tamerlan Tsarnaev -- the 26-year-old Boston Marathon bombing suspect killed following a gunfight with authorities overnight -- in 2011 at the request of foreign government, an FBI official said Friday. The other government -- who the official would not name -- suspected that Tsarnaev may have ties to extremist groups. The FBI investigated, including interviewing Tsarnaev, but the matter was closed after no derogatory information was found, according to the official.
[Updated at 8:14 p.m. ET]
A person believed to be Dzhokar Tsarnaev, the suspect in this week's Boston Marathon bombings, is cornered on a boat in a yard in Watertown, Massachusetts, law enforcement officials said.
[Updated at 8:06 p.m. ET]
Authorities believe the person they've engaged in Watertown, Massachusetts, is Dzhokar Tsarnaev, a suspect in this week's deadly Boston Marathon bombings, a law enforcement official told CNN.
[Updated at 8:03 p.m. ET]
There were multiple explosions Friday night near where authorities have engaged a possible suspect in the Boston Marathon bombings, CNN crews reported from Watertown, Massachusetts.
[Updated at 7:45 p.m. ET]
There was a large police presence and a helicopter flying overhead Friday night in a part of Watertown, Massachusetts, where people told CNN's Jason Carroll that they'd heard about 20 gunshots fired.
[Updated at 7:43 p.m. ET]
As many as a dozen people were being moved away from the scene of intense police activity in Watertown, Massachusetts, including a young girl being carried in a police officer's arms, CNN's David Fitzpatrick reported
[Updated at 7:31 p.m. ET]
Authorities have engaged a possible suspect in the Boston Marathon bombings in Watertown, Massachusetts, a senior federal law enforcement official said.
[Updated at 7:14 p.m. ET]
The Boston Police Department tweeted that there are "police operations" on Franklin Street in Watertown, Massachusetts. CNN crew at the scene heard gunshots and saw several law enforcement vehicles race toward the scene.
[Updated at 6:58 p.m. ET]
Interpol on Friday issued an "international security alert" related to this week's Boston Marathon bombings, asking its 190 member countries to look for information tied to the case and, specifically, to "similarly configured bombs" as those used in the attack. The international law enforcement agency's Orange Notice includes photographs of the bombs used on Monday and fingerprints of the two suspects.
[Updated at 6:54 p.m. ET]
Authorities said hat -- contrary to what they had previously said -- the two Boston Marathon bombing suspects did not rob a 7-Eleven convenience store overnight Thursday.
[Updated at 6:20 p.m. ET]
Massachusetts State Police spokesman Col. Timothy Alben said Friday that authorities believe the remaining suspect in the Boston Marathon bombings -- identified as 19-year-old Dzhokar Tsarnaev -- is likely still in Massachusetts. "He's a very violent and dangerous person," Alben said.
[Updated at 6:19 p.m. ET]
"Some 200 rounds" of gunfire were exchanged during the overnight firefight in Watertown, Massachusetts, involving police and suspects in this week's deadly Boston Marathon bombings, Gov. Deval Patrick said Friday evening.
[Updated at 6:18 p.m. ET]
Massachusetts state troopers will remain in Watertown, Massachusetts -- where the suspects in the Boston Marathon bombings engaged in a gunfight with police -- for at least the next three days, providing additional patrols to help the Watertown police, said Massachusetts State Police spokesman Col. Timothy Alben.
[Updated at 6:13 p.m. ET]
The order for people to stay indoors in the Boston area -- something authorities asked for as they searched for a suspect in this week's Boston Marathon bombings -- was lifted Friday evening, Massachusetts Gov. Deval Patrick said around 6 p.m. The area's public transit system, known as the T, has reopened after being shut down most of the day, he added.
[Updated at 6:13 p.m. ET]
Law enforcement authorities in Watertown, Massachusetts, went through "about 20 streets, door-to-door" on Friday but they were not able to find the remaining suspect in this week's Boston Marathon bombings, Massachusetts State Police spokesman Col. Timothy Alben said.
[Updated at 6:02 p.m. ET]
The two suspects in the Boston Marathon bombings carjacked a vehicle, pulled over to transfer materials into their new car, then threw one grenade and five pipe bombs at police chasing them, one FBI and one Department of Homeland Security official told CNN. Three of those explosives detonated, two did not, the officials said.
[Updated at 5:48 p.m. ET]
Fifteen patients wounded in this week's marathon bombings remained hospitalized Friday at Boston Medical Center, the hospital said. One of those patients is in critical condition, 10 are in serious condition, and four are in fair condition. The Boston hospital -- one of several in the area treating the wounded -- received 23 patients tied to Monday's blasts overall.
[Updated 5:32 p.m. ET]
Eleven patients wounded in this week's Boston Marathon bombings remain at Boston's Brigham and Women's Hospital -- down from the more than 30 patients total the hospital has treated, and not including those treated at its affiliate Faulkner Hospital -- the hospital said Friday. One of those patients is in critical condition. Several other Boston-area hospitals are still treating injured patients as well.
[Updated 5:12 p.m. ET]