Father tells jury about boy’s death at Boston Marathon

1683842_web1_1683842-d389fce7904a467e96e650217fb484d9.jpg
BOSTON — With Dzhokhar Tsarnaev seated at the defense table no more than 15 feet away Thursday, the father of an 8-year-old boy killed in the Boston Marathon bombing described the moment when he looked down at his son’s pale,