A look at six Canadian police officers who were killed in recent months
Six police officers have been killed in Canada since September.
Here’s a look at their cases and who they were:
Const. Grzegorz Pierzchala, 28
The Ontario Provincial Police has said Pierzchala was responding to a call for a vehicle in a ditch west of Hagersville, Ont., on Dec. 27 and was fatally shot in an ambush when he got there.