Vacaville Fire A CalFire crew from Coulterville takes a break while fighting the River Fire near Salinas, Calif., Wednesday, Aug. 19, 2020. (AP Photo/Nic Coury)Photo by: Nic Coury/AP Vacaville Fire The River Fire burns near Salinas, Calif., Wednesday, Aug. 19, 2020. (AP Photo/Nic Coury)Photo by: Nic Coury/AP Vacaville Fire Flames from the LNU Lightning Complex fires jump Interstate 80 in Vacaville, Calif., Wednesday, Aug. 19, 2020. The highway was closed in both directions shortly afterward. Fire crews across the region scrambled to contain dozens of wildfires sparked by lightning strikes as a statewide heat wave continues. (AP Photo/Noah Berger)Photo by: Noah Berger/AP Vacaville Fire Fire crews maintain a backburn to control the River Fire near the Las Palmas neighborhood in Salinas, Calif., Wednesday, Aug. 19, 2020. (AP Photo/Nic Coury)Photo by: Nic Coury/AP Vacaville Fire Fire crews maintain a backburn to control the River Fire near the Las Palmas neighborhood in Salinas, Calif., Wednesday, Aug. 19, 2020. (AP Photo/Nic Coury)Photo by: Nic Coury/AP Vacaville Fire Flames from the LNU Lightning Complex fires consume a home in Vacaville, Calif., Wednesday, Aug. 19, 2020. Fire crews across the region scrambled to contain dozens of wildfires sparked by lightning strikes as a statewide heat wave continues. (AP Photo/Noah Berger)Photo by: Noah Berger/AP Vacaville Fire Flames from the LNU Lightning Complex fires consume a home in Vacaville, Calif., Wednesday, Aug. 19, 2020. Fire crews across the region scrambled to contain dozens of wildfires sparked by lightning strikes as a statewide heat wave continues. (AP Photo/Noah Berger)Photo by: Noah Berger/AP Vacaville Fire Flames from the LNU Lightning Complex fires jump Interstate 80 in Vacaville, Calif., Wednesday, Aug. 19, 2020. The highway was closed in both directions shortly afterward. Fire crews across the region scrambled to contain dozens of wildfires sparked by lightning strikes as a statewide heat wave continues. (AP Photo/Noah Berger)Photo by: Noah Berger/AP Vacaville Fire Flames from the LNU Lightning Complex fires jump Interstate 80 in Vacaville, Calif., Wednesday, Aug. 19, 2020. The highway was closed in both directions shortly afterward. Fire crews across the region scrambled to contain dozens of wildfires sparked by lightning strikes as a statewide heat wave continues. (AP Photo/Noah Berger)Photo by: Noah Berger/AP Vacaville Fire Smoke from California wildfires up to 200 miles away blankets a residential neighborhood in Sparks, Nev., Wednesday, Aug. 19, 2020. Local schools canceled all outdoor activities as the air quality index approached the "very unhealthy" category for the general population Wednesday afternoon. (AP Photo/Scott Sonner)Photo by: Scott Sonner/AP Vacaville Fire Dense smoke from California wildfires up to 200 miles away obscures the view of traffic traveling on Interstate 80, looking west in Sparks, Nev., Wednesday, Aug. 19, 2020. Local schools canceled all outdoor activities as the air quality index approached the "very unhealthy" category for the general population Wednesday afternoon. (AP Photo/Scott Sonner)Photo by: Scott Sonner/AP