Firefighters in some B.C. cities will soon begin carrying an overdose-reversing drug in response to an alarming spike in deaths linked to fentanyl. The move comes on the heels of British Columbia’s deadliest month for illicit drug overdoses in at least a decade, ending a year that saw a 27-per-cent increase in such fatalities. Fentanyl, the powerful synthetic opioid implicated in a growing number of fatal overdoses, was detected in about one-third of last year’s 465 deaths, a