Martin Richard, 8, was killed yesterday in the Boston Marathon bombings while standing with his mother and younger sister waiting for his father, William, to cross the finish line. His mother, Denise, and his six-year-old sister are reported to have been seriously injured. According to TV station WHD, Martin's mother underwent surgery for an injury to her brain and his sister lost a leg in the explosion.

UPDATE: Sources are reporting that Martin was fleeing the first bomb when he was killed by the second. Also, according to a friend of the family's, Martin's father was not running in the race, but was attending as a spectator with his family.

[Image via Facebook.]