Pakistani soldiers rescue people from Bacha Khan University after an attack by militants in Charsadda on Wednesday. At least 20 people died in an armed assault on the university in northwest Pakistan.
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A new government report details the problems agencies face in fighting weapons trafficking. Here, thousands of guns lie on the ground before being destroyed in Ciudad Juarez, Mexico, in 2012.
"We maybe can't save everybody, but we can save some," President Obama said at the White House Tuesday, discussing his plans to reduce gun violence with tighter background checks and other measures. He was joined onstage by Vice President Biden and people whose lives have been affected by gun violence.
Mourners gather for the funeral of Harris County Deputy Darren Goforth, killed as he pumped gas in a surprise attack in August. According to new national statistics, 42 police officers were shot and killed in 2015.
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Flowers are placed near the site of the San Bernardino shooting that took place Wednesday. Groups that keep tabs on mass shootings in the U.S. have different definitions of a mass shooting, resulting in wildly different figures.
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Nasya Fair and her son Korbyn, 4, look at a growing memorial for the Colorado Springs, Colo., shooting victims. Colorado and California are the latest states at the center of the gun control debate.
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President Obama, joined by Vice President Joe Biden, delivers a statement at the White House about gun violence. Thursday's remarks come a day after at least 14 people were killed in a mass shooting in San Bernardino, Calif.
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Robert Lewis Dear, 57, is accused of attacking a Planned Parenthood clinic in Colorado Springs and killing three people, including a police officer. Nine others were injured.
Colorado Springs Police Department
Oregon Gov. Kate Brown greets a therapy dog Monday, during a tour of Umpqua Community College in Roseburg, Ore. Monday was the first day back to campus for students since the mass shooting on Oct. 1.