Manchester City's Sergio Aguero, right, attempts to beat Manchester United's goalkeeper David De Gea during their English Premier League soccer match at the Etihad Stadium, Manchester, England, Sunday Nov. 2, 2014 (Photo: AP)
Manchester City's Joe Hart (L) collides with Manchester United's Wayne Rooney during their English Premier League soccer match at the Etihad Stadium in Manchester, northern England November 2, 2014 (Photo: Reuters)
Manchester City's Jesus Navas, centre, keeps the ball from Manchester United's Luke Shaw during their English Premier League soccer match at the Etihad Stadium, Manchester, England, Sunday Nov. 2, 2014 (Photo: AP)
Manchester United's Wayne Rooney (C) is challenged by Manchester City's Fernando during their English Premier League soccer match at the Etihad Stadium in Manchester, northern England November 2, 2014 (Photo: Reuters)
Manchester City's Pablo Zabaleta (L) challenges Manchester United's Robin van Persie during their English Premier League soccer match at the Etihad Stadium in Manchester, northern England November 2, 2014 (Photo: Reuters)
Manchester City's Stevan Jovetic (R) fouls Manchester United's Adnan Januzaj during their English Premier League soccer match at the Etihad Stadium in Manchester, northern England November 2, 2014 (Photo: Reuters)
Manchester City's Yaya Toure (C) is challenged by Manchester United's Marcos Rojo during their English Premier League soccer match at the Etihad Stadium in Manchester, northern England November 2, 2014 (Photo: Reuters)
Manchester City's Sergio Aguero, obscured, celebrates with teammates after scoring against Manchester United during their English Premier League soccer match at the Etihad Stadium, Manchester, England, Sunday, Nov. 2, 2014 (Photo: AP)
Manchester United's Marcos Rojo is carried off the pitch on a stretcher after being injured during his team's English Premier League soccer match against Manchester City at the Etihad Stadium, Manchester, England, Sunday Nov. 2, 2014 (Photo: AP)
Manchester United's Wayne Rooney, centre, applauds supporters after his team's 1-0 loss at Manchester City in their English Premier League soccer match at the Etihad Stadium, Manchester, England, Sunday Nov. 2, 2014 (Photo: AP)