Prototype Officials News Today

The pentagon made the announcement today. the laser gun still a prototype officials say it uses extremely focused beam of light to hit its target. they say its not advanced enough to hit a missile but that it can down drones or sink small boats. jennifer griffin with the news from the pentagon tonight. where does the pentagon plan to send these new weapons? >> well, shepard, this new weapon could can be operational off the coast of iran as early as next year. this video released by the navy show...