Temporary Detective Chief Superintendent Gordon Lang has praised the "excellent" police work by an off-duty officer who spotted double murder suspect James Allen in South Leeds.
Mr Lang added that the officer was in a car, observed Allen "for minutes" before calling in help.
More top news
Heavy showery rain will continue to push northeastwards across the north of Britain during the rest of today.
Fifa President Sepp Blatter is facing a 90-day suspension after the organisation's ethics committee recommended the move.
Russian President Vladimir Putin celebrated his 63rd birthday with a game of ice hockey scoring seven goals for his team.