Two bombs exploded at the Boston Marathon finish line Monday about three hours after Lelisa Desisa and Rita Jeptoo crossed it to win the race. At least three people were killed and scores more injured, some seriously.
The 26th Mile Marker of the Boston Marathon, which included the location of the second explosion this afternoon, had previously been dedicated to the victims o the Sandy Hook Elementary School Shooting.
Read coverage of the 2013 Boston Marathon, from WBZ, our sister station in Boston.
Temperatures rising into the 80s slowed the field at the 116th Boston Marathon and may have convinced as many as 4,300 runners to sit this one out.