( CNN ) -- Twitter lit up Friday with dramatic reports from confused and terrified residents of suburban Boston , where a massive manhunt was under way for a suspect in Monday 's Boston Marathon bombings . Residents of Watertown , just west of Boston , reported seeing hordes of police officers , many with automatic weapons , combing streets , yards and alleys while helicopters buzzed overhead . Here are some highlighted reports from a city under lockdown , listed from newest to oldest . ( All information shared in these tweets could not be immediately verified by CNN . ) If you ca n't see these embedded tweets and photos below , click here . .
Many residents of suburban Boston know about this morning 's manhunt . Reports from Watertown show police combing the streets , guns drawn .