Chelsea could still sign Aston Villa striker Jhon Duran this month despite encountering a bit of a problem. Jhon Duran recently picked up an injury and is now expected to be out of action for several weeks. However, according to Sky Sports, the 20-year-old still remains on Chelsea‘s list, alongside Callum Wilson, as the Blues look to bring in a new forward before the market closes. Villa only signed Duran from Chicago Fire for £18m (BBC Sport) in the last January transfer window. But the Colombian has found starts at the Villans hard to come by, failing to make any in the Premier League so far…