Revealed - How Worried Should You Be About Knife Crime?

Last year more people than ever were murdered with a knife and more people are being caught carrying one, but is that the full picture? With nearly 80 percent of knife crime taking place in a handful of areas, reporters Charlotte Ashton and Anthony Baxter ask how big the problem really is. Featuring interviews with Aron, who was stabbed five times in one attack, and an A-level student who carries a knife.