The Atlantic: Using a green light to bring crime to a stop

Detroit had a problem. Late at night, gas stations were the only businesses with open doors in many neighborhoods—and they were magnets for crime. In the first six months of 2015, about a quarter of violent crimes reported between 10 p.m. and 8 a.m. happened within 500 feet of a gas station, according to the Detroit Police Department.

So it launched Project Green Light, offering round-the-clock video monitoring to city businesses, which pay all related expenses…