High school damaged by ‘incendiary device’ detonation; 20-year-old man arrested after standoff

A man accused of starting a fire at Piqua High School is in jail after a SWAT standoff.

Grady Egerton, 20, has been accused of creating an “explosive device that he used to catch Piqua High School on fire, according to Miami County Municipal Court documents.

As reported on News Center 7 at 5:00, a spokesperson for the city of Piqua said a homemade incendiary device was detonated near the main entrance of the high school. Court documents noted the detonation blew out several windows and doors.

This happened around 7:30 p.m. on Monday. Police share a video of smoke coming from the high school on social media.

Read more: WHIO