Nation-World

State records show Walter Palmer has held hunting and fishing licenses in Minnesota, Florida and Alaska, and he claims to have killed a polar bear.Matt Delong | Star Tribune (Minneapolis)
The Marine Corps declared its version of Lockheed Martin's F-35 fighter ready for limited combat operations, a milestone for the Pentagon's costliest weapons program.Tony Capaccio and Julie Johnsson
An experimental Ebola vaccine tested on thousands of people in Guinea seems to work and might help shut down the waning epidemic in West Africa, according to interim results from a study published Friday.Maria Cheng
Banking regulators have rejected a financial institution's bid to be the first to serve the expanding marijuana industry in Colorado.Nathaniel Popper | The New York Times
As a drought tightens its grip on the Pacific Northwest, burning away mountain snow and warming rivers, state officials and Native American tribes are becoming increasingly worried that one of the region's most precious resources — wild salmon — might disappear.Darryl Fears
Videos involving white officers and black civilians have become ingrained in the nation’s consciousness -- to many people, as evidence of bad police conduct. And while they represent just a tiny fraction of police behavior, they have begun to alter public views of police use of force and race relations, experts and police officials say.Richard Perez-Pena and Timothy Williams
Menu prices are up 21 percent and you don't have to tip at Ivar's Salmon House on Seattle's Lake Union after the restaurant decided to institute the city's $15-an-hour minimum wage two years ahead of schedule.Gene Johnson
A sleeping toddler was burned to death when suspected Jewish assailants set fire to two Palestinian homes in a West Bank village early Friday, an attack that also critically wounded the child's 4-year-old brother and parents and outraged both Israelis and Palestinians.Mohammed Daraghmeh, Aref Tufaha
Through more than 120 years of Olympic history, no city has hosted both the winter and summer games. Now, Beijing will be the first do it — and in a span of just 14 years.Stephen Wilson
Revelers dancing and singing through the streets of Jerusalem during the holy city's annual gay pride parade were left shrieking in pain and panic Thursday night after an anti-gay extremist lunged into a group leading the march and stabbed six people.Miriam Berger