TACOMA, Wash. (AP) — A 15-year-old Tacoma boy charged as an adult in the stabbing death of another teen pleaded not guilty Wednesday to robbery and murder charges.
Pierce County prosecutors say Cristobal Arroyo and his brother Luis Arroyo killed 15-year-old Hector Hernandez-Valdez last June at their home to take his money and marijuana.
The News Tribune reports (http://bit.ly/1489Hjm) Luis Arroyo has already pleaded not guilty.
The brothers' mother found the body and reported it to police.
Information from: The News Tribune, http://www.thenewstribune.com