On Feb 21, 7:37 pm, somersetchris wrote:
Guy at Waterloo attacked for taking pictures

There's a photograph of the attacker in the post and police are
looking for people who can help identify him.

http://london-underground.blogspot.c...eeking-tube-ph...

That site says this:
"A man taking some photographs of people on the London Underground was
attacked and hopefully the picture that he took of his attacker can
lead to their arrest..."

Why "their" arrest? How many people were there?