05/04/2015 09:41 EDT | Updated 05/04/2016 05:12 EDT

Prisoner charged after alleged cellblock attack on B.C. deputy sheriff

KAMLOOPS, B.C. - Charges have been laid against a prisoner after an alleged attack on a deputy sheriff in Kamloops, B.C.

Matthew Hein, who is 27, has been charged with assaulting a peace officer and wilfully resisting or obstructing a peace officer.

The charges follow an incident in the cellblock of the Kamloops Law Courts on March 16.

A male officer who suffered head injuries has since returned to work.

Hein remains in custody on unrelated robbery and weapons allegations.

A court date to hear the latest charges has not been set. (Kamloops This Week)