This article has a lot of new info, as well.
"In the bathroom, they found a 15-inch pruning saw near the tub; King County Deputy Prosecutor Jennifer Worley claimed Tuesday that detectives also recovered blood and flesh near the saw.
After arresting Charlton, he reported he had been dating Lyne for about a month, probable cause reports say. He said they returned home in her vehicle Friday night, though he was so drunk that he couldn't recall the trip home, nor what happened when they got there."
http://m.seattlepi.com/local/crime/...oman-killed-at-home-7244335.php#photo-9787430