UPDATE-3: Boston police: Suspect arrested

Boston police on Friday night arrested 19-year-old Dzhokhar Tsarnaev, Fox News, CNN and other outlets reported.

“Suspect in custody. Officers sweeping the area. Stand by for further info,” police said in a tweet.

Tsarnaev and his 26-year-old brother, Tamerlan Tsarnaev, are suspected of exploding bombs Monday during the Boston Marathon. The brothers, of Chechen origin, both lived near Boston.