The event was very short. This is not a great video, but it shows a little of the event.
9:30 Minutes - Fox News
Briefly shows the event at 6:40 and the petition is shown at 8:10
Benghazi Scandal, Controversy Rally Of Special OPS Vets On The Steps Of Capitol
http://www.youtube.com/watch?v=ZHtJoFdM1G8
Thanks for posting. ;)