Boston police surrounded the bombing suspects

Suspect bombers in the marathon event in Boston surrounded by police on Friday at the Watertown area, local media reported.

Reuters news agency has not been able to confirm the reports that appeared after a Reuters witness confirmed gunshots in Watertown.
Dzhokhar pursuit Tsarnaev, 19 years old, one of two brothers who allegedly carried out the attack on Monday, a dramatic few minutes after authorities announced they revoke an order not to leave the house in force throughout the city of Boston.
The local CBS station, quoting Boston Mayor Tom Menino, reported the suspect was surrounded by police. Bonton pihaknyanya Globe reported that a source told the police believe they have surrounded the suspect.
The bombing suspects are ethnic Chechens is the target of persecution throughout the day that the city shut down.
Tsarnaev Dzhokhar brother, Tamerlan Tsarnaev, 26 years old, shot dead by police. The FBI on Thursday to identify their involvement in the bombing Monday.
Some when police say the suspect was not caught, a Reuters witness saw dozens of police vehicles and armored vehicles rushed to the street and then terdengan gunfire.
"There were about 50 people there with machine guns and they are all wearing bullet-proof vests, protective wear beberpa of them and all are at the end of Franklin Street," said Anna Bedirian, residents who live on that street. "A number of armored cars and security personnel were also there."
Police earlier shut down a neighborhood in watertown and asked residents not to leave their homes or answer the door when the officers surrounded the area on combat alert.
Two Balck Hawk helicopters circling around the region. SWAT teams move in formation, leaving behind a personnel to ensure homes are safe were searched, said one law enforcement.
Bombing Monday at the finish line at the Boston marathon race that killed three people and injured 176 others described by U.S. President Barack Obama as an "act of terrorism." This event is the worst in the U.S. since hijacked airliners on 11 September 2011.