Arsenal's Van Persie enjoys comeback against Colorado Rapids
"Robin played an hour and he looks OK. But it looks early for him, he finished the game very tired today so I will have to analyse that.
"We have a little chance to get Kolo back in the squad and a little, little chance to get Song back.
"As for Tomas Rosicky, it is difficult to say. We hope he'll be back in 10 or 12 days."