According to the nonprofit Washington-based National Law Enforcement Officers Memorial Fund, the number of law enforcement officers shot to death in the line of duty rose 78% between January and July of 2016, from the same time the previous year. The leading method of those shootings was ambush-style attack.
In June of 2014 a man and a woman ambushed and killed two Las Vegas police officers while they were eating lunch at a restaurant. In December of 2014, two New York City police officers were ambushed and shot to death while sitting in their marked patrol car, without warning by…