Southampton endured a series of peculiar events ahead of their crucial win at Swansea that Craig Burley says the Premier League should investigate. Swansea midfielder Leon Britton has announced that he is to retire at the end of the season. Britton joined Swansea from West Ham in 2012, initially on loan, and apart from a six-month spell with Sheffield United in the 2010-11 season he has been with the Welsh club ever since. The 35-year-old has played 536 games for Swansea and could make his final appearance in the last Premier League match of the season at home to Stoke on Sunday. "I have decided that this year will be my last as a Swans player,"...