A passenger has told how he saw armed police officers shoot a man on a Tube train at Stockwell.
Mark Whitby said: "I was sitting on the train... I heard a load of noise, people saying, 'Get out, get down'.
"I saw an Asian guy. He ran on to the train, he was hotly pursued by three plain clothes officers, one of them was wielding a black handgun.
"He half tripped... they pushed him to the floor and basically unloaded five shots into him," he told BBC News 24.
"As [the suspect] got onto the train I looked at his face, he looked sort of left and right, but he basically looked like a cornered rabbit, a
"He looked absolutely petrified and then he sort of tripped, but they were hotly pursuing him, [they] couldn't have been any more than two or three
feet behind him at this time and he half tripped and was half pushed to the floor and the policeman nearest to me had the black automatic pistol in
his left hand.
"He held it down to the guy and unloaded five shots into him.
"He [the suspect] had a baseball cap on and quite a sort of thickish coat - it was a coat you'd wear in winter, sort of like a padded jacket.
I was distraught, totally distraught. It was no less than five yards away from where I was sitting
"He might have had something concealed under there, I don't know. But it looked sort of out of place with the sort of weather we've been having,
the sort of hot humid weather.
"He was largely built, he was quite a chubby sort of guy.
"I didn't see any guns or anything like that - I didn't see him carrying anything. I didn't even see a bag to be quite honest.
"I got into the ticket hall. I was approached by a policeman and London Underground staff asking me if I needed counselling.
"I was just basically saying I've just seen a man shot dead. I've seen a man shot dead. I was distraught, totally distraught. It was no less than
five yards away from where I was sitting. I actually saw it with my own eyes."