Photos: Boston Marathon explosion

Updated
By msnbc staff
John Tlumacki/The Boston Globe via Getty Images

[gallery type=”rectangular” ids=”,120760,120757,120756,120750,120751,120744,120746,120736,120733,120730,120709,120723,120696,120813,120811,120810,120809,120807,120793,120792,120835,120832,120827,120823,120850,120994,120838”]

Photos: Boston Marathon explosion

Updated