A total of 237 suspects were arrested during a week-long operation targeting drugs networks.
Hundreds of vulnerable children were safeguarded by the coordinated week of action.
Police say county lines causes long-lasting harm to vulnerable people, who may be being "cuckooed".
Officers say they are on a mission to put criminals who prey on the vulnerable behind bars.
Led by the National County Lines Coordination Centre (NCLCC), forces and regional organised crime units joined together for a week of targeted activity combining enforcement, safeguarding, and ...
A MAJOR police operation targeting organised crime has led to 237 arrests and the dismantling of 17 county lines drug networks.