Fire investigators suspect that a failed electrical transformer caused a small fire and a large explosion at the Spanish Hills Apartments in West Tacoma on Sunday.
Firefighters were already at the apartment complex responding to an alarm after someone noticed smoke.
Video, taken by a neighbor, shows a group of firefighters inspecting part of the building when the blast pushes them back. Tacoma Fire Public Information Officer Chelsea Shephard said that luckily, none of them were injured. Nobody inside the complex was hurt, either, Shephard confirmed…