BOSTON (AP) — The family of the 8-year-old boy killed in the 2013 Boston Marathon bombing says their foundation will stop raising money at the marathon.Martin Richard's family tells The Boston Globe it's time to field the last Team MR8 runners who raise money for the Martin Richard Foundation, now that the marathon bombing memorial and a park named after Martin is complete.While the foundation's major fundraiser will go away after 2020, Martin's mother, Denise, says the [...]