A bomb attack has killed at least six people, and injured another six, at a market in Afghanistan’s northern Kunduz province.
A 12-year-old boy has died after being shot by a Cleveland police officer after brandishing what later turned out to be a fake gun at the officer.
A gunman has been killed by police after perpetrating a shooting at Florida State University, earlier in the day.
Severe snowfall has covered parts of New York state in up to 60 inches of snow, including the city of Buffalo.
Militants from the Islamic State have posted a video online purporting to show the severed head of US aid worker Abdul-Rahman Kassig.
Around 50 troops have been deployed by the United States to an airbase in Anbar province in Iraq, to assist with operations against the Islamic State.
At least two people are dead following a shooting at a high school in the Washington State, after a 14-year-old boy opened fire in the school cafeteria.
A doctor in New York, who had recently returned from Guinea, has tested positive for Ebola.
An axe-wielding assailant who attacked police officers in New York late Thursday night, is suspected of having Islamist links.
Nigeria has been officially declared free of the deadly Ebola virus after six weeks without any new cases, according to the World Health Organisation.