Several off-duty or retired Yonkers police officers had been at a boat club on shore, and they commandeered a boat and set out to look for the plane.

NPR: NJ Man In Hudson Plane Crash Called Wife, Then 911

Police officers will follow this up by visiting every professional club in the coming weeks to brief players and managers.

BBC: Police join in player warning

Police are appealing for partygoers ejected by the club's security before officers arrived to contact them.

BBC: John Lee Barrett

West Yorkshire Police said some officers were part of the disgraced broadcaster's "Friday morning breakfast club", and enquiries were taking place "to establish who attended and what the nature of the relationship was".

BBC: Jimmy Savile