Crash that killed pregnant teacher shows potentially deadly consequences of driving while high

Is marijuana legalization leading to more stoned drivers on the roads?

State controller to cannabis industry: Grow up and deal with stoned drivers

Editorial: Here’s one more reason we need reliable marijuana tests for drivers

Pedestrian hit, killed in Buena Park by driver possibly under influence of marijuana

Report finds many drivers in fatal crashes had opioids or marijuana in their system

Deadly Bay Area crash added to list of tragedies in other cannabis-friendly states

Marijuana’s 4/20 holiday tied to rise in fatal car crashes

LAPD vows to enforce rules ahead of recreational cannabis sales in Los Angeles

Court: Roadside drunken driving tests not valid for pot