HOW ACQUIRED: Signed as a Homegrown Player on November 5, 2019.
Casey is a talented central defender that stood out at a young age in San Jose's academy for his technical skills and maturity.
INTERNATIONAL: Walls is a regular with the U.S. Youth National Team system, having been called to the U-14s, U-15s and U-16s in the past. His most recent international call-up was in September for a U-16 Talent Identification Camp.