chilling detail revealed today, that prosecutors say that after jayme closs was thrown into the trunk of that car, and her captor was speeding off, that she could actually hear the police sirens passing by. they just missed him as he drove off with her? reporter: yeah, david. patterson allegedly told investigators he actually yielded to three squad cars with blaring sirens and lights that night as he left the home with jayme in the trunk. when he was finally apprehended, patterson allegedly told investigators, i did it. david? alex perez tonight leading us off. a horrific case. alex, thank you. we also have new details coming in right now after a dramatic hostage standoff at a u.p.s. building in logan township, new jersey. a gunman storming the facility, holding two women at gunpoint. police swarming the scene. three hours into the standoff, gunfire suddenly erupting as officers moved in. and tonight, what we ve just learned just now about the gunman. abc s gio benitez is on th