• Dedryck Boyata scores only goal as Celtic beat Aberdeen• Hearts hammer Rangers 4-1 at TynecastleDedryck Boyata headed his second goal in three games to earn Celtic a 1-0 victory over Aberdeen and send the Premiership leaders 25 points clear of their closest title rivals Rangers.The Belgian defender had seized his chance after stepping in for the suspended Erik Sviatchenko against Albion Rovers and he netted his second winner in only his fifth appearance of the season. Related: Gabriel Jesus off the mark as Manchester City rout West Ham again Continue readingreadfullarticle