and then shirley drove home. right on schedule. >> she left between 8:30, 8:45 like she always did. >> she pulled into her garage. as she was getting out of the car, she was ambushed. she was shot twice. and left there for dead. >> one 9-millimeter shot to her chest. the second to her head. >> the way she was killed tells you that they knew what her routine was. they knew when she was going to arrive home. they knew how she was going to arrive home. >> and they knew not to leave any evidence behind. no sign of forced entry. no murder weapon. and not a single witness. >> this wasn't an accident. this was intentional. it was planned very well in advance. >> whether one knew who the reines were or who shirley reine