Video, Pictures of Explosions at Boston Marathon; Possible Terrorist Attack
Towards the end, bystanders are seen helping the first responders, including some military personnel.
someone caught the explosion damn twitter.com/Boston_to_a_T/…
— JFT96 (@theKanterman) April 15, 2013
https://twitter.com/rauhlswhore/status/323899647187894272