14:00Three Counties SportGloucester v Saracens and Southport v Luton TownBBC Three Counties Radio Duration: 6 hours Sat 20th Apr 2013, 14:00 on BBC Three Counties RadioWith live commentary of Gloucester v Saracens in the Aviva Premiership at 3.00pm and Southport v Luton in the Football Conference from 5.15pmGenresSportBrandThree Counties Sport Source: BBC Online