Five talking points from the Premier League weekend

Soccer Football - Premier League - Liverpool v Manchester United - Anfield, Liverpool, Britain - December 16, 2018 Liverpool's Xherdan Shaqiri celebrates scoring their third goal with Roberto Firmino and Georginio Wijnaldum REUTERS/Phil Noble

LONDON (Reuters) - Liverpool regained top spot in the Premier League with a 3-1 victory over rivals Manchester United on Sunday while Arsenal's unbeaten run came to an end against Southampton. There were also wins for Manchester City, Tottenham Hotspur and Chelsea.

Here are five talking points from the weekend's action: