Lessons from Chicago on how to cut killings in London

Chicago is one of the most violent cities in America where more than one person is shot dead every day. But it is a city where authorities are starting to bring down the shocking rate of violent crime.

ITV London joined police, surgeons, volunteers and campaigners as they work to make the streets safer. After a year when London has lost more than 100 people itself to violent crime what can London learn from Chicago? What's being done there that might help here?

Ria Chatterjee has reported on countless murders in the capital. She traveled to America with her cameraman, Joe Mander. Her first report is on the lessons from the city of Chicago.

Meet Chicago’s Violence Interrupters. A team who know street life inside out. The organisation they work for, Cure Violence, believes violence should be treated like a disease; that stopping its “transmission” in “infected” areas is crucial. But, does it work? Ria Chatterjee reports.

As London's Mayor pledges more cash to tackle violence - 'a Public Health response' - Ria Chatterjee is in Chicago to see what they're doing - and it's not just the police and politicians trying to solve the problem.

Drill music has won critical praise for reflecting the gritty reality of life in London, and providing a vital creative outlet for countless numbers of young people in the capital. Drill music has been attacked by those who believe its lyrics incite violence linking its rise in popularity to the rise in violent crime. Ria Chatterjee has been to the birthplace of Drill - Chicago - to see how the music has evolved there.