Semi-automatic handguns are displayed at the 143rd NRA Annual Meetings and Exhibits at the Indiana Convention Center in Indianapolis on April 25, 2014.
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Would more guns make America safer?
Erin Burnett Out Front
Would we be safer if more people had guns and knew how to use them? Miguel Marquez reports.
03:20 - Source: CNN
Active shooter situations 9 videos
Semi-automatic handguns are displayed at the 143rd NRA Annual Meetings and Exhibits at the Indiana Convention Center in Indianapolis on April 25, 2014.
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Would more guns make America safer?
03:20
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- Source: CNN
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How police train for active shooter response
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02 youtube incident SCREENGRAB hands up
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Police change tactics in active shootings
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Semi-automatic handguns are displayed at the 143rd NRA Annual Meetings and Exhibits at the Indiana Convention Center in Indianapolis on April 25, 2014.
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'Active shooter' training becomes the new normal
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Active Shooter Drill
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School uses sound of real gunfire in drills
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02 Shooter Training
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Kids learn what to do if gunman comes to school
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VR shooting
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Virtual reality puts teachers inside shooting
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A woman cries during a candlelight vigil for the victims of the Wednesday shooting at Marjory Stoneman Douglas High School, in Parkland, Fla., Thursday, Feb. 15, 2018. Nikolas Cruz, a former student, was charged with 17 counts of premeditated murder on Thursday. (AP Photo/Gerald Herbert)
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The cycle of inaction after mass shootings
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Handguns that were swapped for gift cards during a Los Angeles Police Department sponsored gun buyback event in Los Angeles, California on December 13, 2014. The city held the event in three locations and the public were able safely and anonymously surrender firearms in exchange for $100 and $200 gift cards. AFP PHOTO/MARK RALSTON (Photo credit should read MARK RALSTON/AFP/Getty Images)
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Survivors of gun violence are fed up
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