Nathan Harriel with United States U20 team for training camp

Philadelphia Union prospect Nathan Harriel is on the roster of 24 players that is in training camp with the United States U20s in Bradenton, Florida through January 19.

Harriel, who is primarily a right back but has also played as a left back and center back, made 23 appearances in the USL Championship last season as an amateur after joining the Philadelphia Union Academy in January. The Oldsmar, Florida native graduated from YSC Academy in June.

The U.S. U20s will face Mexico on January 16 and 18.

U-20 USMNT ROSTER BY POSITION

GOALKEEPERS (4): David Ochoa (Real Salt Lake; Oxnard, Calif.), Chituru Odunze (Leicester City/ENG; London, England), John Pulskamp (Sporting Kansas City; Bakersfield, Calif.), Patrick Schulte (St. Louis University; Saint Charles, Mo.)

DEFENDERS (10): Jacob Akanyirige (San Jose Earthquakes; Pleasanton, Calif.), Nico Benalcazar (Wake Forest; Wilton, Conn.), Kevin Bonilla (FC Dallas; Dallas, Texas), Nathan Harriel (Philadelphia Union; Oldsmar, Fla.), Ian Hoffmann (Karlsruher/GER; Bethany Beach, Del.), Blake Malone (North Carolina; Las Vegas, Nev.), Kurowskybob Pierre (Real Salt Lake; Fort Lauderdale, Fla.), Andre Reynolds II (Chicago Fire FC; Chicago, Ill.), Stuart Ritchie (Hannover 96/GER; Pleasanton, Calif.), Leonardo Sepulveda (Salamanca/ESP.; Corona, Calif.)

MIDFIELDERS (5): Cole Bassett (Colorado Rapids; Littleton, Colo.), Leon Flach (St. Pauli/GER; Bad Schwartau, Germany), Aidan Morris (Columbus Crew S.C.; Fort Lauderdale, Fla.), Marcelo Palomino (Houston Dynamo; Houston, Texas), Thomas Roberts (FC Dallas; Little Rock, Ark.)

FORWARDS (5): Gianluca Busio (Sporting Kansas City; Greensboro, N.C.), Cameron Harper (Celtic/SCO; Roseville, Calif.), Matko Miljevic (Argentinos Juniors/ARG; Miami, Fla.), Dante Sealy (FC Dallas; Frisco, Texas), Marlon Vargas (Seattle Sounders FC.; Bakersfield, Calif.)