Boston suburbs gas pipeline accident biggest since 2010

Some 8,000 people in Boston's suburbs had little hope of returning home soon as investigators scrambled on Friday to find out the cause of dozens of gas explosions that destroyed scores of homes in the biggest such accident in nearly a decade.The blasts on Thursday killed one person and left more than a dozen injured in Andover, North Andover and Lawrence - North of Boston - and stranded more than 18,000 homes and businesses without power, according to emergency officials.Massachusetts Governor