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A U.N. humanitarian convoy under military escort came under Boko Haram gunfire during an ambush in northeast Nigeria's Borno state, the United Nations and Nigerian military said Friday. Three humanitarian staff members and two soldiers were injured.

As all eyes turn to Brazil, the host of the 2016 Olympic Games, we bring you an alternative, cultural guide to the country that gave the world Gisele, Pelé and Walter Salles. Watch the video above for your A to Z of Brazil.

In the Brexit aftermath, many British politicians needed nine lives just to keep hold of their job. Luckily, that won't be a problem for Gladstone.

Syrian jihadist group Jabhat al Nusra has announced it is severing ties with al Qaeda and changing its name to Jabhat Fateh Al-Sham, according to a video statement from leader Abu Mohammad al-Golani.

[Breaking news update, published at 3:26 p.m. ET]

Pope Francis made a historic visit Friday to Auschwitz-Birkenau, the former German Nazi concentration camp in Poland, to pay tribute to the more than 1 million people, mostly Jews, who lost their lives there in the Holocaust.

"I have always imagined that Paradise will be a kind of library," the late Argentinian writer Jorge Luis Borges once said.

Scientists have discovered what's being described as the world's deepest underwater sinkhole in the South China Sea, China's state broadcaster CCTV reported.

A seven-year-old Moroccan girl has died after a zoo elephant threw a rock at her.

The Great Wall is disappearing, brick by brick, and Chinese authorities have had enough.

"The last time I saw him, he was broken."

Syrian and Russian forces are to open humanitarian corridors for people to flee the besieged city of Aleppo, both countries' state media reported Thursday, the day after Syria's army announced it had encircled the city and cut off rebel supply routes.

Donald Trump said Thursday morning that he was only kidding when he appeared to encourage Russian intelligence agencies to find Hillary Clinton's thousands of deleted emails.

J.K. Rowling denounced a web site that is using her name and image to pitch a workshop that promises best-seller success.

How should the media report terror attacks? It's a question many in France have been asking after an 86-year-old priest was killed by ISIS terrorists Tuesday -- the latest in a slew of terror attacks in the country.

A new normal shrouds Europe now.

Syrian and Russian forces are to open humanitarian corridors for people to flee Aleppo, the day after Syria's army announced that it had encircled the besieged city -- cutting off supply lines and creating relief sites to distribute food and medicine to civilians.

German Chancellor Angela Merkel on Thursday described recent attacks in the country and across Europe as "shocking, depressing and terrifying," but she refused to back down from an open-door refugee policy that has attracted fierce criticism following recent assaults in the country.