Police in Kansas City, Missouri, say at least two people are dead and upwards of a dozen people may have been injured in a shooting outside a bar.

A shooter opened fire in a classroom building at the Naval Air Station Pensacola on Friday morning in an attack that left four people dead, including the assailant, and multiple people wounded.

An Arizona man pleaded guilty Tuesday in a U.S. court in Nevada to illegally manufacturing tracer and armor-piercing bullets found in a hotel room where a gunman carried out the Las Vegas Strip massacre two years ago.

A gunman opened fire at an off-campus college party in Texas, leaving two people dead and 14 injured before he escaped in the ensuing chaos, a sheriff said Sunday.

A grieving family has been told to remove a flag they put up to honor their late son.

Two years after a gunman rained gunfire on country music fans from a high-rise Las Vegas hotel, MGM Resorts International reached a settlement that could pay up to $800 million to families of the 58 people who died and hundreds of others who were injured, attorneys announced Thursday.

In the two years since the deadliest mass shooting in modern U.S. history, the federal government and states have tightened some gun regulations.

Four college students were wounded when a gunman opened fire into a crowd of 200 people outside a library near Clark Atlanta University and then escaped in the chaos, authorities said.

President Trump says he wants to reopen mental institutions as a way to address mass shootings, an idea he pushed twice Thursday and has floated before.