Merson's "sad and frustrated" admission after Arsenal's thumping of West Ham

Paul Merson admitted he was left "sad" and "frustrated" after his former side Arsenal recorded their joint-largest ever away league win against West Ham.

Mikel Arteta's men ran out 6-0 winners at the London Stadium thanks to five different goalscorers. William Saliba sent them on their way, before Bukayo Saka scored his first from the penalty spot. Gabriel Magalhaes and Leandro Trossard's goals soon followed and it was 4-0 before the half-time whistle was blown.

Saka secured his brace 10 minutes into the second-half, before Declan Rice netted a sensational strike against his former side to make it six. The victory also reduced the Hammers to their joint-heaviest ever home defeat, matching the 6-0 loss at the hands of Blackburn in December 1963.

After the game, Merson conceded that despite the fact it was his old side who were at their brilliant best to record a historic victory, he harboured plenty of emotion over the dismal display West Ham put in. The pundit, who spent 12 years in north London, laid into David Moyes' men.

"Defending wise, if that happened at U10s football, you’d be going, ‘Seriously?’ – not getting tight, showing them inside on their proper foot, it is poor," Merson told Sky Sports. "Arsenal made West Ham surrender and I think that’s quite sad. As a player, that’s the one thing you don’t want to do.

"There are ways of losing football matches but that was a horrible way. I felt sorry for David Moyes. That is not his team. They let him down today."

One incident that Merson really had a gripe with was the manner in which the Hammers conceded their fifth. Ben White's dummy run fools Emerson, who follows the right-back, leaving Saka isolated against Nayef Aguerd. The Arsenal No. 7 got the better of his man with