Scottish Premiership roundup: Celtic back on top and Rangers win

Luke McCowan scores in Celtic’s 3-0 win at MotherwellRangers struggle to beat St Mirren 2-1 | Hibs 1-1 HeartsLuke McCowan scored on his first start for Celtic as the champions went back to the top of the Scottish Premiership with a 3-0 win at Motherwell.Lennon Miller had twice hit the frame of the goal for the hosts before McCowan nicked the ball past Kofi Balmer and drilled it into the bottom corner from 18 yards to open the scoring in the 27th minute...