By Ben Jacobs & Megan Humphrey Manchester City are desperate to agree a new contract with Chloe Kelly with only a year left to run on her deal, 90min understands, as competition for the winger is set to intensify after the opening of the summer transfer window. The WSL window officially opened on 24 June and will remain open until 21 September. Kelly’s contract with the Cityzens is due to expire next summer and sources have told 90min the club are now on alert as they anticipate the 26-year-old to attract interest from several elite-level clubs. Manchester United have emerged as a wildcard in …