to clear everything up.. those dead bodies in the back of the truck were members from "SAMTAZ" and...
Feeling cornered by Piney's threat of showing the letters to the club, Clay assaults Piney's house, where he beats him and asks for the letters location, knowing that Tara still has them with her, Clay shoots Piney to death at point-blank, he proceeds to write LS with his blood, in a photo of the First 9, blaming the murder on Lobo Sonora.