Multiple outlets report that an arson arrest has been made following a major wildfire in Spokane, Washington. The fire, referred to as the Old Trails Fire by at least one outlet, is described as a “monster” wildfire that moves rapidly and causes extensive damage across the area. Both sources state that the blaze destroys about 700 buildings. The arrest is linked to alleged arson connected to the fire, according to the reporting, though specific details on the suspect’s identity, charges, or evidence are not included in the provided summaries. The accounts agree on the scale of the destruction and the fact that law enforcement action is occurring in connection with the blaze. Together, the reports indicate that authorities are treating the fire as potentially intentional and are responding with criminal investigation steps alongside wildfire response and damage assessment efforts. Overall, the available information focuses on the wildfire’s impact in Spokane and the subsequent arson-related arrest.