5 things we learned from this weekend’s Premier League action

Mikel Arteta has seen his side lose three in a row to blow their advantage in the top-four fight (Aaron Chown/PA)
The battle for the fourth place in the Premier League looks like one that nobody wants to win.
Arsenal remain stuck in reverse, Tottenham still have a step back for every few forward, and Manchester United are being allowed to stay in the fight despite barely throwing a punch.