The Robertson Elementary School Library in Yakima caught fire due to arson - Hundreds of books were destroyed destroyed after an arsonist sets fire to the school's library.

Police say the fire happened yesterday morning around 5am. They think someone snuck through the gates and broke a window in the library. The fire department says they were alerted by the security company who responded to the alarm.

The lead detective on this case says there is quite a bit of evidence in this case, but the overall crime is still under investigation. They're offering an award $10,000 reward to anyone with substantial information.