September 15, 2012 8:46 pm 1 Dead in Helicopter Crash in Mercer County Investigators say a pilot is dead after his helicopter crashed into a cornfield in Mercer County, New Jersey. NBC10’s Christine Maddela reports. US & World Videos 0:10 Overnight shooting in Delco town 2:02 Suspected gunman surrenders after barricading self in Chester County home 1:25 Residents in Montgomery County warned of possible fraud after mail stolen from collection boxes 2:09 ‘It feels like a slap in the face': Father responds to reinstatement of officer accused of killing son 1:41 11-year-old cancer patient receives floods of motivating letters from strangers near and far