U.S. National Intelligence Director James Clapper said that not all Americans who had traveled to Syria had joined militant groups.
Prime Minister Tony Abbott announced an additional 300 troops will be sent to Iraq to join the Australia-New Zealand training mission.
Federal regulations had required Clinton to preserve a record of emails sent or received using her personal account.
North Korea is hoping to boost tourism into the country after having shut out hundreds of foreign runners from its annual marathon event.
The tech-heavy index closed above the psychologically important milestone for the first time since the height of the dot-com bubble.
Swine flu in India has affected more than 20,000 and killed 1,115 so far this year.
Cameras were either turned off or failed to capture relevant footage when Russian opposition leader Boris Nemtsov was killed, reports say.