West Ham defender Daniel Potts leaves hospital after head injury scare

• Potts concussed after fall following Sagna collision• West Ham say tests had brought positive results The West Ham defender Daniel Potts has thanked well-wishers for their support after leaving hospital following his head injury scare. The teenager returned home on Thursday following the blow he suffered in his side's 5-1 defeat at Arsenal on Wednesday night. Potts replaced Jack Collison just after the hour mark at the Emirates Stadium, but sustained nasty concussion following a heavy fall...