Trump hosting "listening session" amid pressure to act on shootings
The White House session will take place with students, parents and teachers from Parkland, Newtown and Columbine communities
AR-15 Rifle
White House voices support for background check bill after Florida shooting
The bill was introduced in November after 26 people were shot and killed in a Texas church
Youth baseball team to hold AR-15 raffle despite outcry
The team is moving ahead with the raffle, even though it's facing criticism in the wake of the deadly Florida school shooting
Cops: Man who impersonated officer at jail had AR-15 in car
Police in Illinois say Justin Heffer was wearing a bulletproof vest and had a BB gun when he walked into the jail
Heroic teacher: "There's no point to somebody having an AR-15"
History teacher and gun owner Ernie Rospierski, who helped shepherd his students to safety, challenges anyone wanting to own an assault weapon
Faith Salie on threat of mass shootings: Do something
Says America's founding fathers who crafted our Constitution would want us to prevent America's children from being massacred
Fla. school shooting survivor David Hogg says: Speak out
Says interest groups and politicians who block changes to gun laws will not listen if the public doesn't demand it
"If you are a law-abiding citizen, then we can sell you that gun": How easy is it to buy an AR-15?
A gun store owner a mile from Marjory Stoneman Douglas High School said the whole process can take 15 minutes if you have a concealed carry license
Women sharpshooters explain their love for the AR-15 rifle
The AR-15 is no ordinary gun -- it's a descendant of the M16 designed for U.S. soldiers in Vietnam
Man caught at traffic stop with automatic weapons, 900 rounds
Federal agents trying to figure out why man caught speeding in Tennessee had weapons cache, survival equipment
Man who headed for gay pride event with loaded AR-15 enters plea
James Wesley Howell pleads not guilty to weapons charges, but Indiana man still facing other charges, including molestation
Okla. police arrest alleged driver for three burglars shot dead by homeowner's son
Three masked teens shot and killed by 23-year-old armed with a AR-15 in Broken Arrow, Okla.
Owners of AR-style firearms defend their weapon of choice
An estimated 8 million AR-style guns have been sold since they were first introduced to the public in the 1960s
Why the AR-15 is America's gun
According to one industry group, U.S. citizens own more than 8 million AR-15s across America
CBS News producer shows how easy it is to buy an assault rifle
It took 38 minutes and $1,030 for her to walk out of Va. store with ammunition and a gun like the one used in the Orlando nightclub massacre
"America's rifle": The marketing of assault-style weapons
Sales of the weapons have boomed since a ban on them expired in 2004 -- but so has their use in mass shootings
Tennessee lawmaker receives threats for AR-15 giveaway
Republican state representative plans to give away the same type of semi-automatic rifle used by the Orlando gunman
AR-15 gun maker seeks Newtown victim lawsuit dismissal
Families of some of the 20 kids killed at Sandy Hook Elementary say N.C.-based Freedom Group should be liable for "instrument of war" used in massacre
Ex-NFL player arrested in alleged gun incident
Former Colts running back Zurlan Tipton Jr. accused of shooting assault rifle at his girlfriend's suburban Indianapolis home
SCOTUS won't hear challenge to assault weapons ban
Gun owners were attempting to challenge a ban on semi-automatic weapons in one Chicago suburb
Assault weapon is common denominator in mass shootings
The AR-15 semi-automatic assault rifles used by the San Bernardino shooters are the same type of weapon used in Newtown, Colorado and Oregon
Shooter in Colorado Springs rampage legally purchased guns
Gunman had an AR-15 rifle, a 9 mm pistol and a .357 revolver when authorities say he went on a shooting rampage, killing three
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