Scottish roundup: Celtic thrash Motherwell as Aberdeen collapse again

Runaway leaders Celtic stroll to 4-0 victoryAberdeen lose 4-0 at Kilmarnock as slump goes onCeltic eased to a comfortable 4-0 win over Motherwell after getting a penalty breakthrough in first-half stoppage-time.Arne Engels opened the scoring after a tight first half as Aston Oxborough, the Motherwell goalkeeper, was penalised for a collision with Yang Hyun-jun. Daizen Maeda doubled the lead before the substitutes Nicolas Kühn and Reo Hatate netted to give Stuart Kettlewell, the visiting manager, a first taste of defeat in four visits to Celtic Park.