The Story INVESTIGATION: On the line - a family business
Mar 21, 2026
Detective Chief Inspector Sean Page, senior North Yorkshire detective tackling rising violence linked to county lines. Detective Adam Heatley, 25-year organised crime investigator who broke the Deer family network. They describe early-morning raids, stash tactics and how removing a crime family created a violent power vacuum. The conversation follows policing challenges, county lines mechanics and the use of vulnerable young couriers.
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How The Deer Family Ran York's Drug Empire
- Detective Adam Heatley describes the Deer family rebuilding a decade-long drug empire from a traveller's site after Alfred Deer’s 2018 release.
- Police found stash points in fields, couriers moving heroin to dealer houses, and seized over a kilo leading to 13 arrests and 11 guilty pleas.
Use Stash Surveillance And Phone Forensics To Build Cases
- Police used surveillance of stash points, phone seizures and courier monitoring to build evidence against Alfred Deer.
- Removing main stashes and intercepting handsets revealed orders and forced senior family members to appear and be captured on evidence.
York's Alleyways Let Runners Evade Police
- On patrol, officers chased a suspected bike dealer through York's alleys and lost him because the network exploited the city's maze of lanes.
- Plainclothes cyclists and multiple exits make short-handed policing ineffective against fast local runners.