Nation & World

It’s best known as a hallucinogenic club drug here in the U.S. But in many countries, ketamine has a more noble role.

A federal judge has granted the Standing Rock Sioux Tribe a temporary restraining order against a company building a crude oil pipeline. It covers only a portion of what the tribe requested.

Muslim Americans are more engaged in public life, and interfaith outreach efforts expanded notably after Sept. 11. But terrorism concerns continue to drive anti-Islam and anti-foreigner sentiment.

Police academy trainees say when a gunman targeted and killed law enforcement officers during a peaceful protest in their city in July, it strengthened their resolve to become officers.

The Chicago murder rate rivals the worst years of the 1990s, when the crack cocaine epidemic turned its streets into a virtual war zone. Most shootings are concentrated in the west and south sides.

Manufacturers didn’t provide data showing the chemicals are safe and effective, the FDA says. It says there’s no evidence that they do a better job at preventing illness than plain soap and water.