Two women died after their 37-foot boat collided with a barrier protecting a bridge near Baltimore, officials told NBC News early Monday.Windy Lawson, 41, and Kimberly Ervin, 45, were thrown into the Patapsco River at around 3:30 a.m. Sunday, according to the Maryland Department of Natural Resources Police. Neither was wearing a life jacket, police said. The Coast Guard said the Sea Ray Sundancer hit a concrete pillar around a section of the Francis Scott Key Bridge.