Night patrol with police in Arizona
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A routine police night patrol in Arizona turns into a manhunt

BBC Panorama joins a routine patrol that suddenly turns into a manhunt.

This is Pinal County - on the front line of America’s drug war.

Many here support President Trump’s deportation plans.

Watch BBC Panorama: Trump's Fortress America on Monday 17 July on BBC One at 20:30 BST and afterwards on iPlayer.

Go to next video: 'The Trump Effect' on US border patrols