(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 can't see these embedded tweets and photos below, click here.