Greater Manchester Police Assistant Chief Constable Garry Shewan has revealed details of an arrest made over an offensive Facebook page created after the deaths of PC Fiona Bone and PC Nicola Hughes.
Speaking at news conference, he said an investigation by Greater Manchester Police and Merseyside Police led to the arrest of a 22-year-old man from Merseyside last night.
He remains in custody and is being questioned.
More top news
As the main British base in Afghanistan, Camp Bastion, is handed over to Afghan troops we look back at Britain's role in the conflict.
The father of Ched Evans' rape victim claims people are trying to track down and kill his daughter over the ordeal.
Tacloban in the Philippines is still trying to pick up the pieces one year on from the devastating Typhoon Haiyan.