Serna suffered a torn ACL and torn lateral meniscus in his right knee during a challenge in the first half of Wednesday's US Open Cup loss to FC Dallas and was immediately removed from the game.
COMMERCE CITY, Colo. – Dillon Serna only weighs 140 pounds and has all of 13 minutes of MLS experience under his belt. But despite the shyness of a quiet 19-year-old off the field, his on-the-field ...