The Saturday afternoon call from Routh's sister, Laura Blevins, came from her home in Midlothian, some 30 miles southeast of Fort Worth, after Routh, she said, had come to visit her and her husband. "He's left now, but he told me that he's committed a murder, and I'm terrified for my life because I don't know if he's going to come back here," Blevins says in the call, her words spilling out in a torrent of worry. "I don't know if he's being honest with me." Asked for detail, she says, "He says that he killed two guys. They went...