Racing PositionsLongstaff doubles Newcastle's lead from point-blank range1Y0:44Newcastle takes an early lead after Sean Longstaff's strike1Y1:03Sources: Crisis-hit United eye Longstaff, Can1YRob DawsonSources: United stunned by £50m Longstaff price1YRob DawsonSources: Man United still keen on Longstaff1YRob DawsonSources: United set to move for Magpies' Longstaff1YRob Dawson