Kickoff is 6 p.m. (PST) and the announcements are set to be staggered throughout the game.
Here is a look at the four players, and the schools are their selection lists.
David Williams, RB, Imhotep Charter High (Philadelphia)
Prediction: South Carolina
Laray Smith, RB, Xaverian High (Brooklyn, N.Y.)
John Ross, WR, Long Beach (Calif.) Jordan High
Thomas Duarte, TE, Mater Dei High, Santa Ana (Calif.)
Brian Dohn and Greg Biggins contributed to this report