GREENSBORO, N.C. — Bradley Tueth placed third in the 400-meter dash at Adidas Nationals Elite, finishing in a personal-best 48.33 in one of the top times in the area’s history.Competing at the national meet in Greensboro, N.C., Tueth lowered his previous personal best of 48.80, which he ran while placing third at the IHSA Class 2A State Track and Field Championships in Charleston.Tueth is a Sparklight Male Athlete Of The Month for his efforts in…