16:45SportsoundOpen All Mics then League Cup semi-final : Celtic v St JohnstoneBBC Radio Scotland Duration: 5 hours, 31 minutes Sat 20th Nov 2021, 16:45 on BBC Radio Scotland ExtraComprehensive coverage of today's Scottish Premiership football and live commentary of the League Cup semi-final between Celtic and St Johnstone. Follow @bbcsportsoundGenresSportBrandSportsound Source: BBC Online