Mililani (Hawaii) High quarterback Treston McMillan announced his commitment to Washington head coach Jedd Fisch and his staff on Tuesday night. The 6-foot, 201-pound prolific passer had a fantastic junior season throwing for 3,521 yards, rushing for 575 more yards and producing 53 touchdowns. He completed 68 percent of his passes en route to winning Hawaii State Gatorade of the Year honors, was the Marcus Mariota Hawaii Player of the Year and MaxPreps Hawaii Player of the Year. McMillan becomes commit No. 5 for the Huskies in the 2025 cycle and the second quarterback joining Dash Beierly. “It…