Pregnant Woman Disappears While Jogging Tuesday, July 20, 2004 SALT LAKE CITY — In a case reminiscent of the disappearance of Laci Peterson, a 27-year-old pregnant woman vanished during her daily morning jog, and distraught family and friends turned out Tuesday to search for her. Lori Kay Hacking, who is five weeks pregnant, went out about 5:30 a.m. Monday, heading from her Salt Lake City home to nearby City Creek Canyon and Memory Grove park for a run.