Grain Valley Sonic Showdown Boys Basketball 1/25-29 Share Page: Location Grain Valley, MO Get Directions Tournament Games Date Opponent Time Outcome Score Matchup 1/25 St. Michael the Archangel TBD Loss 35 - 92 1/27 Fort Osage TBD Loss 37 - 52 1/29 Marshall TBD Win 56 - 55