[NBC]

Mark Halsey complains to police after Twitter abuse

Referee Mark Halsey has made a complaint to Greater Manchester Police about insulting tweets directed at him.

Tweets sent after Manchester United's 2-1 win at Liverpool on Sunday referred to the 51-year-old's treatment for throat cancer in 2009.

http://www.bbc.co.uk/sport/0/football/19703504

Also:

Meanwhile, the Football Association is not expected to take any action over reports of offensive chanting by a minority of fans after the end of Sunday's game.

It noted that both clubs had been active in trying to stop offensive chants