Portugal winger Nani is doubtful for their friendly against Mozambique due to a shoulder injury picked up in training in Lisbon,he said as the squad flew in to South Africa for the World Cup on Sunday. The winger missed the squads final home training session in Portugal on Saturday after falling while attempting an acrobatic shot and causing a traumatism in his shoulder. He is due to be re-examined on Tuesday. Drogba surgery success ABIDJAN (Ivory Coast): Ivory Coast striker Didier Drogba had an operation on his broken right arm in a Swiss hospital on Saturday and has not been ruled out of the World Cup. The Ivory Coast football federation said in a statement the operation was a success and doctors are confident that the Chelsea forward will make a speedy recovery. Foot scare for Forlan JOHANNESBURG: Uruguay striker Diego Forlan appeared to injure his left foot during training on Sunday. Drama enveloped the first team training session in Kimberley when Forlan collided with midfielder Walter Gargano and grimaced with pain for several minutes. He carried on,however.