"We (the prognosis) know now. It has happened already. It's not the season. It is at least three months, maybe four," Wenger said.
"Santi wanted to have a chance to come back quickly so he didn't want to last too long for 25 opinions and he decided to go straight away.
"The guy said, 'look it's a clear case, it's a rupture of the external knee ligament'. And he said 'Okay, let's do it straight away'."