A fire at the world’s largest battery storage plant in Northern California is smoldering after sending plumes of toxic smoke into the atmosphere.

The California-based burger chain began opening restaurants in Oregon in 2015 and has locations in Keizer, Medford, Grants Pass and Roseburg. In-N-Out Burger was first opened in Los Angeles by Harry and Esther Snyder in 1948 and has since built a dedicated following of loyal customers. The chain has locations in multiple states across the U.S.

According to Oregon and California’s fire departments, trucks were stopped in Davis, California, just outside Sacramento, for maintenance and safety checks, and those trucks continued onward. Photos and news coverage confirm that trucks from other states were assisting firefighters in Los Angeles.

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the general public may experience health effects and members of sensitive groups may experience more serious health effects. No major wildfires were reported nearby, however.

Fire trucks traveling from Oregon and other states to help fight the California wildfires were stopped for routine 15-minute safety checks, not emissions testing.

Three hundred Oregon firefighters are in southern California working to battle the flames that have destroyed thousands of homes and killed at least 11 people.

When Oregon sent help for California's wildfires, rumors flew. Now fire officials are setting the record straight about what really happened.

Fires in Southern California are ravaging communities, requiring the help from outside agencies, but misinformation has led many astray with what’s really happening.

Online claims that firefighters were held up in Sacramento for emissions testing on their way to fight the blazes in Los Angeles are false, according to Oregon and California officials. The rumors have spread across social media in recent days, filling up X timelines and Facebook comment sections.

The Oregon state fire marshal took to social media this week to dispel rumors circulating online about its firefighters being turned away from helping battle the wildfires in Southern California.

LA fires expose California’s difficult road to navigate between disaster risk and solving the state’s housing crisis.