Several burnt-out vehicles were left after the incident
Media playback is unsupported on your device

Ukraine unrest: Russian outrage at fatal Sloviansk shooting

20 April 2014 Last updated at 20:36 BST

Russia has expressed outrage after at least three people were killed at a pro-Russian checkpoint in eastern Ukraine.

Moscow has blamed Ukrainian nationalists for the attack near the city of Sloviansk.

The city's pro-Russian mayor has asked President Putin to send in peacekeeping troops.

Daniel Sandford reports from the scene.