Lewis Dunk scored for Brighton at Old Trafford on Sunday. Getty Images
Marcus Rashford of Manchester United celebrates with teammate Anthony Martial after scoring his team's third goal against Brighton and Hove Albion at Old Trafford on Sunday. Getty Images
Manchester United's Marcus Rashford scores their third goal. Reuters
Scott McTominay of Manchester United celebrates after his team's second goal - an own goal from Davy Propper - at Old Trafford. Getty Images
Davy Propper of Brighton scores an own goal for Manchester United in Manchester. Getty Images
Andreas Pereira scores Manchester United's first goal against Brighton and Hove Albion at Old Trafford. Getty Images
Andreas Pereira celebrates with Anthony Martial after scoring his team's first goal on Sunday. Getty Images
Andreas Pereira scores Manchester United's opening goal against Brighton and Hove Albion. AFP
Manchester United midfielder Daniel James, left, is fouled by Brighton's Lewis Dunk during their match at Old Trafford on Sunday. AFP
Manchester United manager Ole Gunnar Solskjaer acknowledges the fans in Manchester. PA
Manchester United's Fred, right, vies for the ball with Brighton Hove Albion's Aaron Connolly during the their match at Old Trafford on Sunday. EPA
Manchester United's Daniel James has a tough time against Brighton and Hove Albion's Dan Burn at Old Trafford. Reuters
Brandon Williams of Manchester United challenges Martin Montoya of Brighton in Manchester on Sunday. Getty Images
Lewis Dunk scored for Brighton at Old Trafford on Sunday. Getty Images
Marcus Rashford of Manchester United celebrates with teammate Anthony Martial after scoring his team's third goal against Brighton and Hove Albion at Old Trafford on Sunday. Getty Images
Manchester United's Marcus Rashford scores their third goal. Reuters
Scott McTominay of Manchester United celebrates after his team's second goal - an own goal from Davy Propper - at Old Trafford. Getty Images
Davy Propper of Brighton scores an own goal for Manchester United in Manchester. Getty Images
Andreas Pereira scores Manchester United's first goal against Brighton and Hove Albion at Old Trafford. Getty Images
Andreas Pereira celebrates with Anthony Martial after scoring his team's first goal on Sunday. Getty Images
Andreas Pereira scores Manchester United's opening goal against Brighton and Hove Albion. AFP
Manchester United midfielder Daniel James, left, is fouled by Brighton's Lewis Dunk during their match at Old Trafford on Sunday. AFP
Manchester United manager Ole Gunnar Solskjaer acknowledges the fans in Manchester. PA
Manchester United's Fred, right, vies for the ball with Brighton Hove Albion's Aaron Connolly during the their match at Old Trafford on Sunday. EPA
Manchester United's Daniel James has a tough time against Brighton and Hove Albion's Dan Burn at Old Trafford. Reuters
Brandon Williams of Manchester United challenges Martin Montoya of Brighton in Manchester on Sunday. Getty Images
Lewis Dunk scored for Brighton at Old Trafford on Sunday. Getty Images