Why you need a number nine to challenge - Rooney

Match of the Day 2 analysis graphicPublished

You would never say Arsenal and Manchester United are having similar seasons, but Sunday's Premier League stalemate at Old Trafford was a reminder that they have something in common - a problem to solve up front.

While the Gunners' attacking flaw appears to be a glaring one, in that they have played much of this campaign without a recognised centre-forward, United do have some strikers, but their regular failure to find the net has left people questioning whether they are good enough to help Ruben Amorim's side climb the table.

Wayne Rooney had sympathy for Joshua Zirkzee and Rasmus Hojlund when he analysed their display for his former club on Match…