This winding LA highway is notoriously treacherous. Extreme weather is making it worse

The Grapevine', which connects the metropolis to the state's agricultural hub, now serves as a window to the effects of climate crisis

Wildfires. Snowstorms. Falling boulders. DC Williams has long given up on predicting what the day will bring on Interstate 5 near Tejon Pass, an eight-lane stretch of highway that winds through the steep mountains north of Los Angeles.

Williams has been an officer with the California Highway Patrol and worked in this area for 11 years. On a chilly day this spring, he wore a thick black jacket even as he sat inside his Ford Explorer on a bridge overlooking the highway.