KENNEWICK, Wash. (AP) -- Police believe a 28-year-old man killed his 87-year-old grandmother at her home in Kennewick.
The body of Viola Williams was found Friday at her home in the Sun Meadows mobile home park.
KEPR reports (http://is.gd/d5aG4Y ) police arrested 28-year-old Adam Williams at hour later and jailed him for investigation of murder.
Police have not released a possible motive.
Information from: KEPR-TV, http://www.keprtv.com/