The observation reports span six days, beginning three days after the February 14 school attack.
The Wikipedia Project: Firearms group worked to remove mentions of mass shootings or gun control controversies on the "Colt AR-15" Wikipedia page.
A new poll shows American voters think the majority of Congress is afraid of the NRA and support companies like Dick's Sporting Goods, which announced it will stop selling assault-style rifles or raise the age restriction to 21.
Members of the military and law enforcement will be exempt from the ban.
Although passing a background check is standard procedure at gun stores in Florida, lying on one is a federal crime that is not enforced by state firearm retailers.
The Senate Majority Leader scheduled a banking reform bill for consideration this week, effectively delaying a debate on gun control in Congress's upper chamber as much of the country turns to Capitol Hill for stricter firearms regulations.
Republican Kelli Stargel opposed a ban on assault weapons.
Actors will be wearing the orange American flag pins at the ceremony.
A loaded gun found inside a South Carolina child's lunch bag shocked teachers and pastors at the Baptist church day care.
The maker of Smith & Wesson firearms says demand is falling to "new, lower levels," after years of increasing sales under President Barack Obama.
Donald Trump and Mike Pence "support the Second Amendment, support strong due process and don't want gun control," an NRA lobbyist said.
"Federal support for research that could help states and communities reduce firearm crime, violence, and suicide remains very limited," RAND researchers said.
The president suggested taking guns away from mentally ill people without due process.
Hillsborough County includes cities such as Tampa.
A sign reading "Shoot a .50 Caliber Only $29" was changed by a group advocating for changes in gun laws.
"I will not be able to protect you the way an able-bodied teacher will," the teacher told her students. "...Don't worry about me."
New polls show rising support for gun safety measures in the wake of recent mass shootings.
The president's latest guns stance means he has no chance of re-election in 2020, said Fox News host Laura Ingraham.
Police identified the man taken into custody on Wednesday after allegedly firing a handgun in a Georgia high school as 53-year-old social studies teacher Jesse Randal Davidson.
Police responded to Dalton High School after receiving reports of shots fired around noon. Investigators discovered a teacher barricaded inside a classroom.