CHEYENNE, Wyo. (KGWN)- The Cheyenne Mustangs went 2-1 over the weekend against Rapid City Post 320. On Saturday, the two teams faced each other in a double-header. Cheyenne won both games, the first one by the score of 7-5, and the second, 16-4. However on Sunday, the Mustangs fell to Rapid City 18-8. The Mustangs will play the Billings Expos in a double-header on Saturday, the 11th at Powers field. Game times are at noon, and 2:30pm.