Grain Valley Sonic Showdown Boys Basketball 1/27-2/1/20 Share Page: Location 551 SW Eagles PkwyGrain Valley, MO 64029 Get Directions Tournament Games Date Opponent Time Outcome Score Matchup 1/28 Marshall TBD Win 66 - 24 1/30 Platte County TBD Loss 52 - 66 2/1 Van Horn TBD Loss 64 - 83