March 16, 2012 6:40 am More Trouble at Roberto Clemente Middle School Just days after two teachers came to blows in front of students, another disturbing incident takes place at Roberto Clemente Middle School in Montgomery County. NBC4’s Melissa Mollet has the latest. Local 3:01 “It's 100% different”: Community reflects on emergency curfew at National Harbor 2:25 Community, businesses mark first weekend of emergency curfew at National Harbor 1:27 Police search for suspect who vandalized Rockville synagogue sign 2:03 PNC Parkway Classic marks 40 years of racing in Virginia 5:01 Strawberry Season: Pick fruit at this Virginia festival