The father of Lingzi Lu, Jun Lu, foreground left, and her aunt Helen Zhao, foreground right, carry a wreath ahead of the family of Martin Richard, background from left, Henry, Bill, Denise and Jane, partially hidden, during a ceremony at the site where Martin Richard and Lingzi Lu were killed in the second explosion at the 2013 Boston Marathon, Sunday, April 15, 2018, in Boston. , The Associated Press BOSTON - Boston is marking the fifth anniversary of the deadly Boston Marathon bombings with solemn remembrances and charitable acts.