Christopher Calvin Garnier, charged with second-degree murder in the death of Constable Catherine Campbell, an off-duty police officer, arrives at provincial court in Halifax on Sept. 17, 2015. A man accused of killing an off-duty Nova Scotia police officer has been charged with breaching his bail conditions.Halifax police say Christopher Calvin Garnier could not be found over the weekend at either of the two places where he is permitted to reside. (Andrew Vaughan/The Canadian Press via AP)