• Guns on campus bill becomes law without Haslam signature

    NASHVILLE, Tenn. (AP) — A bill allowing staff and faculty at Tennessee’s public colleges and universities to be armed on campus became law Monday without the Republican governor’s signature.

  • In this photo taken April 7, 2016, Jonathan Mossberg, whose iGun Technology Corp. is working to develop a "smart gun," poses with the firearm, in Daytona Beach, Fla. Mossberg is among a group of pioneers looking to build a safer gun. But unlike many others, he was in the gun business when he started down that path. Mossberg has been working to develop and someday bring to market a firearm that can't be fired by the wrong person, but works without fail in the hands of its owner in a life-or-death situation.  (AP Photo/Lisa Marie Pane)

    Seeking a high-tech solution to make firearms safer

    DAYTONA BEACH, Fla. (AP) — Jonathan Mossberg is among a small number of pioneers looking to build a safer gun. But unlike many others, he was in the gun business when he started down that path.

  • In this photo taken April 7, 2016, Jonathan Mossberg, whose iGun Technology Corp. is working to develop a "smart gun," demonstrates the firearm, in Daytona Beach, Fla. Mossberg is among a group of pioneers looking to build a safer gun. But unlike many others, he was in the gun business when he started down that path. Mossberg has been working to develop and someday bring to market a firearm that can't be fired by the wrong person, but works without fail in the hands of its owner in a life-or-death situation.  (AP Photo/Lisa Marie Pane)

    James Bond meets Samuel Colt: Seeking to build a safer gun

    DAYTONA BEACH, Fla. (AP) — Jonathan Mossberg is among a small number of pioneers looking to build a safer gun. But unlike many others, he was in the gun business when he started down that path.

  • In this April 18, 2016 photo, Jay Wallace, founder of Adventure Outdoors, poses for a portrait in Smyrna, Ga. Wallace was among a group of gun dealers once sued by then-New York Mayor Michael Bloomberg over allegations of allowing illegal sales of firearms. (AP Photo/Lisa Marie Pane)

    Tracking the flow of guns used in crime is inexact science

    SMYRNA, Ga. (AP) — Adventure Outdoors is an 80,000-square-foot store with walls lined with long guns, cases packed with handguns and aisles jammed with all the accessories an avid outdoorsman would need: coolers, clothing, ammo. At the customer service counter is a government-issued poster that warns: “Don’t lie for the other guy.”