From NBC News.

An NBC News investigation found at least 277 people since 2000 have been killed in accidents in which a shooter believed a gun was unloaded because the magazine was dislodged or removed. A simple technology to prevent those incidents has been available for a century, but gunmakers have opposed it. NBC News’ Maggie Vespa reports.

» Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC
» Watch more NBC video: http://bit.ly/MoreNBCNews

NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features NBCNews.com, MSNBC.com, TODAY.com, Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows.

Connect with NBC News Online!
NBC News App: https://apps.nbcnews.com/mobile
Breaking News Alerts: https://link.nbcnews.com/join/5cj/breaking-news-signup?cid=sm_npd_nn_yt_bn-clip_190621
Visit NBCNews.Com: http://nbcnews.to/ReadNBC
Find NBC News on Facebook: http://nbcnews.to/LikeNBC
Follow NBC News on Twitter: http://nbcnews.to/FollowNBC
Follow NBC News on Instagram: http://nbcnews.to/InstaNBC

#Technology #Guns #Accidents