Wayne Rooney window opened on 10 July. On 14 July, in a 3–1 win against the Vancouver Whitecaps, Rooney made his debut for United, coming on for Darren Mattocks in the 59th minute, and assisted a goal by Paul Arriola. Rooney's debut came on the unveiling of DC United's new $400 million stadium, Audi Field. After three games, Rooney was named captain by manager Ben Olsen. His first goal for the club came on 28 July in his first game with the armband, slotting past his former Manchester United teammate, goalkeeper Tim Howard, securing a 2–1 win over the Colorado Rapids at
Wayne Rooney was also a gifted player troubled by off-field issues), "The Wonder Boy", and "the new Pelé". Rooney was a fast, agile player in his youth; however, several injuries throughout his career, in addition to weight issues, affected his speed and mobility as his career progressed, which has led to some in the game accusing him of not quite living up to his full potential. He was warned about his fitness on numerous occasions by his manager Ferguson, who said of Rooney, “He is very stocky, he is going to have to train well all the time." Manchester United fitness coach