CNN chief international anchor Christiane Amanpour asks Iranian Foreign Minister Hossein Amir-Abdollahian about torture and sexual abuse allegations lodged by imprisoned protesters.

Drone footage shows the scene in Tempi, central Greece, where 36 people have died after a passenger and freight train collided. CNN's Eleni Giokos reports.

The team of Communist Party officials running China's economy is about to get a major makeover.

Bola Ahmed Tinubu has been declared the winner of Nigeria's controversial presidential elections, as opposition leaders decry the polls as rigged and call for a fresh vote.

Bipartisan lawmakers warned of the threat posed by the Chinese Communist Party on Thursday during the first hearing of the House select committee on China, a rare demonstration of unity across the aisle in a Congress increasingly divided along partisan lines.

CNN's Erin Burnett obtains video appearing to show Russian soldiers pleading to join the private military organization Wagner Group.

During a House Armed Services Committee about US military support to Ukraine, witness Colin H. Kahl, Under Secretary of Defense for policy, pushed back on Rep. Matt Gaetz (R-FL) for citing a Chinese propaganda outlet.

Fox Chairman Rupert Murdoch said under oath that he made a business decision when allowing a conspiracy theorist to promote election lies on Fox News.

Turkey's Red Crescent organization has been criticized by lawmakers and citizens after revelations that it sold tents to a charity instead of donating them to people in urgent need after the massive earthquake that claimed more than 44,000 lives earlier this month.

CNN's Frederik Pleitgen reports on the conflict in Ukraine as Russian President Vladimir Putin touts success, yet some of his soldiers refuse to fight. 

Amid one of the more fiercely contested presidential elections in Nigeria in recent years, many voters in Lagos complained of intimidation and attempts to suppress their votes. CNN's Stephanie Busari speaks to a voter who says she was attacked at a polling station.

UK police have arrested an aristocrat and her partner after the pair went missing with their newborn baby in early January, but the search for the infant continues.

A sugar replacement called erythritol — used to add bulk or sweeten stevia, monk-fruit, and keto reduced-sugar products — has been linked to blood clotting, stroke, heart attack and death, according to a new study.

The breakthrough deal on Northern Ireland's trading arrangements heralds a reset in the often thorny relationship between the United Kingdom and the European Union — and could be the first step to repairing some of the damage Brexit has done to the UK economy.

One of the last major international cities requiring face coverings on Tuesday announced it will end its controversial Covid mask mandate nearly three years after it was enacted to prevent the spread of the virus.

CNN's Erin Burnett details the desperation and brutal reality of Russian soldiers as war rages on in Ukraine.

Rupert Murdoch, the chairman of Fox Corporation, acknowledged in a deposition taken by Dominion Voting Systems that some Fox News hosts endorsed false claims the 2020 election was stolen.

A classified intelligence report from the Department of Energy assesses with low confidence that the Covid-19 pandemic likely came from a leak in a Chinese laboratory. The Chinese are pushing back. CNN's David Culver visits the labs.