A record 621 people died of drug overdoses in San Francisco so far this year, a staggering number that far outpaces the 173 deaths from COVID-19 the city has seen thus far. The crisis fueled by the powerful painkiller fentanyl could have been far worse if it wasn’t for the nearly 3,000 times Narcan was used from January to the beginning of November to save someone from the brink of death Last year, 441 people died of drug overdoses—a 70% increase from 2018—and 2,610 potential overdoses were prevented by Narcan, a medication commonly sprayed up the nose to reverse an...