COLORADO SPRINGS, Colo. (AP)—Twenty-one players, ranging from 1987 College Player of the Year David Robinson to high school standout Alonzo Mourning, were invited Tuesday to begin training later this month for berths on the U.S. men’s Olympic basketball team.

The players are to report to Georgetown University on July 17 and the final roster of 12 players must be sent to the Seoul Olympic Organizing Committee by Sept. 2. The Games begin Sept. 17.

In addition to Robinson, who played at Navy and will play in the NBA for San Antonio after serving his military obligation, and Mourning, who will play collegiately for Olympic Coach John Thompson at Georgetown, other centers invited to the camp were Stacey King of Oklahoma and Dwayne Schintzius of Florida.

Danny Manning, who led Kansas to the national championship in April and was the first pick in the recent NBA draft, led a group of forwards that included Charles Smith of Pittsburgh, Sean Elliott of Arizona, Danny Ferry of Duke, J.R. Reid of North Carolina, Dan Majerle of Central Michigan and Dyron Nix of Tennessee.

The remaining players invited were Willie Anderson of Georgia, Stacey Augmon of Nevada-Las Vegas, Vernell Coles of Virginia Tech, Jeff Grayer of Iowa State, Hersey Hawkins of Bradley, Randolph Keys of Southern Mississippi, Todd Lichti of Stanford, Mitch Richmond of Kansas State, Brian Shaw of Cal-Santa Barbara and Charles Smith of Georgetown.