3 killed, several hurt after SUV speeds through crowded car auction

BILLERICA, Mass. — A vehicle suddenly accelerated at an indoor auto auction and struck several people before it crashed through a wall of the building Wednesday, killing three people and injuring nine others.The crash occurred at around 10:15 a.m. at LynnWay Auto Auction in Billerica, about 20 miles (32 kilometers) northwest of Boston.One man and two women were killed in the crash, Middlesex District Attorney Marian Ryan said at a news conference. Nine people were hurt, including two with