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
Very windy with gales possible
Strong performance from world number 100 meant Great Britain very nearly dominated day one of the competition.
As a promotion Black Friday is flawed. While it whips up demand and redistributes it the event doesn't obviously generate additional sales.