Carabobo fire: Relatives of dead Venezuelan prisoners tear-gassed
Rioting and a fire at a police station in the the Venezuelan city of Valencia, in Carabobo State, have left 68 people dead, government officials say.
Chief State Prosecutor Tarek Saab said an investigation into what had happened would begin immediately.
The blaze reportedly started after prisoners set fire to mattresses in an attempt to break out on Wednesday.
Police used tear gas to disperse relatives who surrounded the station after news of the fire broke.