Police searching for a missing vulnerable man from Barnet are investigating an incident involving a man jumping from a bridge.
Philip Saravanamuttu, 23, was last seen by his flatmates in Fortis Green, East Finchley, at 5.30pm on Tuesday, September 4.
Mr Saravanamuttu, who suffers from depression and other medical problems, worked for an insurance company but emailed them on Monday, September 3 to tell them he was leaving.
He also sent an email containing a message which has caused grave alarm to his friends and family.
On Friday, September 7 officers were alerted to reports of a man running across a carriageway on Westminster Bridge. He was then seen to jump over the bridge and into the River Thames.
Police are continuing to search for a body. Officers are also continuing their search for Mr Saravanmuttu, who is a white British male.
He is of a very slight build and is 5ft 10ins tall. He was last seen wearing a red checked shirt, blue jeans, Lacoste trainers and carrying a black bag.
Mr Saravanamuttu is known to frequent Westminster, Victoria, Camden and Soho and also has connections with Manchester where his family and friends from university live.