The death toll from a terror attack at London Bridge and Borough Market Sunday rose to seven. Three suspects were shot dead by police.

At least 20 casualties have been taken to six hospitals across London.

London's Metropolitan Police said the two attacks are terrorist incidents. They are dealing with the two incidents amid witness reports of a van mounting a pavement and running down pedestrians on London Bridge. Witness later said that police fired rounds next to Borough Market.

A spokesman for the Prime Minister's office at 10 Downing Street said Theresa May was being kept up to date on the incident and was heading for her office.

Earlier UK Prime Minister Theresa May says the "terrible incident" in London is being treated as "potential act of terrorism".

Police then said they were responding to a third incident at Vauxhall, around three miles away from London Bridge. It was later declared by the police that the incident at is a stabbing and is not connect to the incidents at LondonBridge and Borough Market.