GOLDEN, Colo. — The Pittsburg State Gorillas dropped a pair of matches to ranked opponents to open the volleyball season on Friday at the Colorado School of Mines Orediggers Classic. The Gorillas were swept by 21st-ranked Colorado Mesa 3-0 (25-20, 25-21, 25-14) to open the day before falling 3-1 in the nightcap to No. 22 Colorado School of Mines (26-24, 23-25, 25-18, 25-14).