GOP Senate Race Between McCormick and Oz Remains Too Close to Call

Mehmet Oz and Dave McCormick are locked in a very tight Republican primary for the open U.S. Senate seat in Pennsylvania. NBC10’s Lauren Mayk has the latest on the race. _____ SUBSCRIBE TO NBC10: VISIT the NBC10 channel for the latest news and exclusive reports: http://on.nbc10.com/jhXM8hP FOLLOW NBC10 PHILADELPHIA Instagram: http://on.nbc10.com/ZvgGgo2 Facebook: http://on.nbc10.com/gkeMKi3 Twitter: http://on.nbc10.com/pYka4fl VISIT OUR SITE: https://www.nbc10.com/ DOWNLOAD OUR FREE APPS: http://on.nbc10.com/sEMWgkx ABOUT NBC10 PHILADELPHIA NBC10 is the Philadelphia region's most trusted source for breaking news, exclusive local stories, in-depth investigations and most accurate weather.