Erling Haaland: Jamie Carragher believes Manchester City striker will be greatest goalscorer of all time

Jamie Carragher believes Erling Haaland will be the "best goalscorer of all time" after his double earned Manchester City a 2-0 win at Porto in the Champions League.

Haaland's brace in Portugal saw him become Man City's third highest goalscorer of all time, taking his tally to 167 in just 203 appearances and he is now 93 goals behind record-holder Sergio Aguero.