In the past week, New York City has paid tribute to two of its finest, Detectives Wilbert Mora and Jason Rivera. They represented who and what we want law enforcement to be: brave, idealistic and deeply committed to service. Their bright futures were cut short by a man with a stolen gun and a 40-round drum magazine. Six NYPD officers have been victims of gun violence so far this year. Nationally, 64 children have been injured by gun violence already this year; 26 children killed. Every day in this country, 316 people are shot; 106 killed. It’s time for all of us to say: enough. There are steps…