Casper police leave the Wold Physical Science Building while investigating a murder and suicide at Casper College, Friday Nov. 30, 2012, in Casper, Wyo. Two people were killed by a sharp object, according to Casper police. The attacker then killed himself. (AP Photo/Dan Cepeda, Casper Star-Tribune)

Photo by: DAN CEPEDA

Casper police leave the Wold Physical Science Building while investigating a murder and suicide at Casper College, Friday Nov. 30, 2012, in Casper, Wyo. Two people were killed by a sharp object, according to Casper police. The attacker then killed himself. (AP Photo/Dan Cepeda, Casper Star-Tribune)