County lines drugs trade

Nike removes 'distasteful' balaclava from site

Inside small-town Britain's drug epidemic. Video, 00:08:24Inside small-town Britain's drug epidemic

Three jailed for railway station murder

Boys jailed for teen's torture murder

Children make up fifth of drug arrests

Drug gang 'stabbed me in the face' Video, 00:01:45Drug gang 'stabbed me in the face'

Seven arrested in dawn drug raids

Children 'aged 10' in gang crime fears

Prisoners 'bringing gang culture to Wales'

Local police 'struggle with drug networks'

Seizing trainers 'won't deter drug runners'

Two jailed for County Lines murder

Attackers got 'free police taxi home' Video, 00:00:49Attackers got 'free police taxi home'

What are County Lines drug deals? Video, 00:00:35What are County Lines drug deals?

County Lines: Why Wales is hit so hard

Face to face with a drugs gang. Video, 00:02:10Face to face with a drugs gang

Kids used 'like pawns' in drug deals. Video, 00:00:34Kids used 'like pawns' in drug deals

'I don't want to see kids on a slab' Video, 00:01:16'I don't want to see kids on a slab'

The children forced to sell drugs

How to spot child drug couriers campaign

File on 4 Investigates. Crossing the Line - Britain's Teenage Drug Mules. Audio, 38 minutesFile on 4 Investigates