marc cieslak went to chicago to find out more. crime in chicago has seen a dramatic increase. radio: a 15-year-old male, shot in the neck. both shots fired at her. shots were almost indiscriminate. shots fired. we need a wagon with a body bag also. the drug industry is what helps them fuel the violence, by being able to pay for their activity. in 2016, 726 murders were committed in the city, a 19—year high. that's more than the number of murders committed in new york and los angeles combined. chicago is a city most famously known as the windy city. more recently, it has earned a nickname that few residents are proud of, though. they are calling it chiraq. that's because gun crime is so extreme in some neighbourhoods, they are comparing them to war zones. the issue has received increasingly negative attention in the us, with president trump tweeting, "if chicago doesn't fix the horrible carnage going on, i will send in the feds". the response from chicago's police department is a new initiative, driven by technology, which aims to