RESULTS ARE IN‼️ Sophomore phenom Mia Sirois of Barrington (IL) is your MileSplit National Girls XC Performer of the Week! 🏆 Mia made history!🔥 At her second IHSA Cross Country State Championship, Sirois set a new Illinois all-time record, clocking a jaw-dropping 15:53.4—just 0.4 seconds faster than Judy Pendergast’s previous mark! 🚀 Not only did she break the state record, but her time is now the 17th-fastest in high school history and the 4th-fastest 3-mile time ever run by a sophomore! 🔥💨 #XC #performeroftheweek #IHSAState #highschool