Woman waiting outside jail
Media playback is unsupported on your device
Video

Anger flares as dozens die in Mexico prison fight

At least 44 people have died in a prison fight in northern Mexico.

Security officials said members of rival drug cartels confronted each other with stones and home-made weapons in the jail north of the city of Monterrey.

An investigation is under way to establish if some of the prison guards colluded in the fight by unlocking the doors separating two wings of the prison.

The BBC's Will Grant reports.

Go to next video: Dozens die in Mexico prison fight