Officials are still working to contain the blazes that have burned down at least 860 buildings, including hundreds of homes.

Thousands of residents are still under mandatory evacuation orders in Spokane, Washington, where wildfires have burned down at least 860 buildings, including hundreds of homes. One suspect has been arrested on suspicion of arson in connection to one of the fires burning in the city. Thousands of residents are still under mandatory evacuation orders in Spokane, Washington, where wildfires have burned down at least 860 buildings, including hundreds of homes. One suspect has been arrested on suspicion of arson in connection to one of the fires burning in the city. ‘Wiped out’ - BBC reports from Spokane neighbourhood devastated by fires. Video, 00:01:12‘Wiped out’ - BBC reports from Spokane neighbourhood devastated by fires Up Next. Team of former prison inmates on frontline of Spokane wildfires. Video, 00:01:10Team of former prison inmates on frontline of Spokane wildfires Sheriff: Spokane arson suspect in custody. Video, 00:00:39Sheriff: Spokane arson suspect in custody North America wildfires burn millions of acres in western US and Canada. Video, 00:00:51North America wildfires burn millions of acres in western US and Canada