United States

Donald Trump's former campaign chairman Paul Manafort will cooperate with the federal investigation into Russian meddling in the 2016 election, a dramatic turnaround in a probe that the U.S. president derides as a political witch hunt.

An unidentified gunman shot and killed five people in a series of shootings in Southern California before taking his own life, police said.

Three teenagers are in hospital after they were shot near a high school on Chicago's south side.

Federal authorities were seeking to learn what drove an airline worker to steal an empty airplane from Seattle's airport in a security scare that caused the scrambling of US fighter jets and ended when the plane crashed.

A gunman who holed up in an Los Angeles supermarket after allegedly shooting his grandmother and girlfriend has been arrested, leaving the Trader Joe's store in handcuffs.

Thousands of pages of US intelligence documents on Nelson Mandela were made public today, revealing that Washington continued to him as a potential Communist menace even after he was released from prison.

A US grand jury returned an indictment against a Russian woman, and added a charge accusing her of acting as a Russian government agent while developing ties with American citizens and infiltrating political groups.