Without doubt, war correspondents are wise to wear helmets and flak jackets while sending dispatches from shell-pounded streets crackling with gunfire. But when Sky News reporter Alex Crawford rode into Tripoli this week on a rebel pickup truck, she was more worried about celebratory gunfire – because of the danger posed by bullets landing on her head. While some early studies conjectured that bullets shot upwards simply vanished into space, the threat from falling... (GunPolicy.org)