Scottish Premiership roundup: Celtic and Rangers rediscover winning ways

Celtic beat St Mirren 2-0, Rangers edge to win at St JohnstoneDundee hold Hibernian to draw, Hearts ease past AberdeenCeltic beat St Mirren 2-0 at home to maintain their three-point lead in the Scottish Premiership while Rangers edged out lowly St Johnstone as both sides bounced back from weekend draws.Cameron Carter-Vickers broke the deadlock at Celtic Park with a strike 10 minutes into the second half...