“Didn't know the Marines had to take the bolts out of their rifles for the Inaugural,” an email forwarded to Gun Rights Examiner from a United States Marine Corps source observed. “Wonder if someone can explain why [they] would be marching in the inaugural parade with no bolts in their rifles!” The email linked to a YouTube video of the 57th Presidential Inaugural Parade, embedded in this column, featuring Bravo Company Marines from the Marine Barracks Washington. Sure enough, the observation in the email is confirmed by watching the video, with screen shots provided in the photo and slide show...