http://www.rcmp-grc.gc.ca/cc-afn/cook-kelly-eng.htm

"Location : Standard, Alberta (AB)
Details : Kelly Jane Evelyn COOK, a 15 year-old female, lived with her parents in the village of Standard, Alberta, which is located 70 kilometers northeast of Calgary, Alberta.
On April 22, 1981, at 8:20 A.M., Kelly received a phone call from a man identifying himself as Bill CHRISTENSEN. The caller asked if she would babysit that evening. Kelly agreed and arrangements were made for the caller to pick up Kelly at her residence.
At 8:30 P.M., a full-sized North American car pulled up in front of the COOK’s residence. The unidentified male and Kelly were last seen departing the residence. Kelly was not seen alive again. Her body was discovered in the Chin Lake Reservoir (east of Lethbridge, Alberta) on June 28, 1981."

"Location : Standard, Alberta (AB)
Details : Kelly Jane Evelyn COOK, a 15 year-old female, lived with her parents in the village of Standard, Alberta, which is located 70 kilometers northeast of Calgary, Alberta.
On April 22, 1981, at 8:20 A.M., Kelly received a phone call from a man identifying himself as Bill CHRISTENSEN. The caller asked if she would babysit that evening. Kelly agreed and arrangements were made for the caller to pick up Kelly at her residence.
At 8:30 P.M., a full-sized North American car pulled up in front of the COOK’s residence. The unidentified male and Kelly were last seen departing the residence. Kelly was not seen alive again. Her body was discovered in the Chin Lake Reservoir (east of Lethbridge, Alberta) on June 28, 1981."