[Only registered and activated users can see links. ]General secretary of the Rail Maritime and Transport union Bob Crow has died aged 52
In a statement on its website, the union said he died in the early hours of Tuesday morning.
"The union's offices will be closed for the rest of the day and the union will make further announcements in due course," it added.
Mr Crow was elected general secretary of the RMT in 2002 following the death of former leader Jimmy Knapp.