A gunman attacked Canada's parliament on Wednesday, with gunfire erupting near where Prime Minister Stephen Harper was speaking, and a soldier was fatally shot at a nearby war memorial, stunning the Canadian capital.
About 200 Hong Kong protesters marched to the home of the city's Beijing-backed leader on Wednesday to push their case for greater democracy a day after talks between student leaders and senior officials failed to break the deadlock.
The U.S. Department of Homeland Security is investigating about two dozen cases of suspected cybersecurity flaws in medical devices and hospital equipment that officials fear could be exploited by hackers, a senior official at the agency told Reuters.