At least one gunman opened fire on police Wednesday as they were serving a warrant in a Philadelphia neighborhood, wounding six officers and triggering a standoff.

It remains to be seen how Sen. Mitch McConnell will respond to the most recent mass shootings, and how far Democrats will push.

O'Rourke was in Nevada on Aug. 3 but suspended his campaign and has tried to help his city cope since a gunman who denounced immigrants opened fire at a Walmart.

To secure enough votes in 1994, the ban's sponsors in Congress accepted a "sunset provision" — meaning it would last 10 years but need to be reauthorized. Politics in the U.S. changed.

Authorities say Ethan Kollie did not help plan the massacre, but that he allegedly bought and hid items the gunman used in the shooting.

The first day of class in El Paso's largest school district comes more than a week after a deadly mass shooting. "It's not at all, in any way, a typical start of school," the superintendent says.

If recent violent events have left you upset and scared, you're not alone. But psychologists say, there are ways to help yourselves and those you love overcome fear and move forward.

The Massachusetts senator introduced a sweeping gun control plan Saturday. She also said people to have maintain pressure on President Trump for more immediate change.

President Trump says he's supports "really intelligent background checks." It's unclear what exactly that means, but support for universal background checks is near universal among Americans.

The suspect was in his car, stopped at an intersection when law enforcement officials pulled up behind him. That's when he got out with his hands in the air. He allegedly said he targeted Mexicans.