PORTLAND, Ore. (KOIN)  — A man has been arrested in connection with the arson and homicide at the Oasis Market in Vancouver.

Mitchell Heng, 21, was arrested on charges of murder, arson and robbery in the first degree, the Clark County Sheriff’s Office said.

Mother of 3 Amy Hooser, 47, was found dead in the rubble of the building after it was destroyed by fire on Sunday, January 15. She died of smoke inhalation and blunt force trauma, according to the Clark County Major Crimes unit.

Hooser was the supervisor at the Texaco Station in the strip mall on 134th and Fourth Plain Blvd. where the convenience store and a barbershop were destroyed by the early morning fire.