Police

Some LGBT activists worry that more police presence won't protect them from vigilante violence — and might actually make these events less safe for the communities they serve.

Baltimore County police shot and killed Korryn Gaines, 23, on Monday after an hours-long standoff; her 5-year-old son was wounded. Police say Gaines was posting video of the standoff on social media.

Photos show uniformed police officers talking with smiling residents, dancing and playing basketball at McAdams Park in Wichita, Kan.

Three officers were killed and three others injured in a shooting in Baton Rouge, La., on Sunday. The three slain officers and the suspect have been identified. The motive, however, is still unclear.

For the second time in under a week, President Obama called for unity after the shooting deaths of multiple police officers. A shooting in Baton Rouge, La., left three law enforcement officers dead.