Brother confirms body found in Renton is missing woman last seen at Mariners game.

Leticia Martinez-Cosman, who disappeared after a Mariners game on March 31, was found dead in Renton on Tuesday. She was last seen with Brett Gitchel, who has been charged with attempted murder in the attack on her special needs son, kidnapping, unlawful possession of a firearm, theft, and arson. Prosecutors plan to add second-degree murder to the list of crimes Gitchel is already charged with. Martinez-Cosman's body was found a mile and a half away from where her son was allegedly attacked by Gitchel. The confirmation of her death gives the family closure.