Referee Graham Poll enjoyed being the centre of attention as he calmed the warring pair down. Goalkeeper Loris Karius, a summer signing from Mainz, made his Liverpool debut against Derby. After making the move in 2008, he made his first-team debut aged just 17, and became?the fifth-young. Signed for £34million from Barcelona in 2014, the?Chilean?attacker has scored 46 goals in 99 games, despite not being an out and out attacker. Manager David Moyes withdrew the 25-year-old just 15 minutes before kick-off after medical advice from cardiologists. Obviously he got off to a good start on this, scoring on his home debut against Manchester United. News Group Newspapers22Robin van Persie upset a lot of Arsenal fans by moving to Manchester United, . After what seemed like an eternity, Van Nistelrooy coolly rolled the ball into the bottom corner to cue wild and — as Wenger would later claim — over the top, jubilant scenes. s6Paul Pogba's first moment of true genius can come against Leicester on SaturdayRelated storiesThe unexpected guestIn today's Striker, Nick is welcomed to Florida at gunpoint - but there's a bigger shock in store. Getty Images11Wayne Rooney has been out of sorts all season for Manchester United – is it time.