July 31, 2017 8:35 am Traffic in the Beacon Street Area NBC Boston’s Rob Michaelson rode along with Steve and Tam Ball on their commute heading into Boston Monday morning. US & World Videos 2:09 Celtics win Game 4 in Miami, lead Heat 3-1 in series 2:28 Motorcyclist arrested in deadly Methuen hit-and-run 2:21 Tempers flare at Canton police audit meeting 2:36 Karen Read trial begins with opening statements Monday 2:22 Karen Read jurors hear opening statements