Grain Valley’s Grace Slaughter, center, seen driving to the hoop against Oak Park in a semifinal, led Grain Valley to the title in the Grain Valley Sonic Showdown by scoring 38 points in Friday’s championship victory against Raymore-Peculiar. DAVID M. RAINEY/SPECIAL TO THE EXAMINER
Michael Smith Special to The Examiner USA TODAY NETWORK Grain Valley junior Grace Slaughter is a matchup nightmare for any team she faces. She’s 6-foot-2…