The Klitschko brothers, Vitali and Wladimir, spoke to FRANCE 24 from Kyiv, the Ukrainian capital now surrounded by Russian forces. The brothers called on the West to support Ukraine in any way possible, whether it be through stronger sanctions against the Russians or by sending military equipment. For them, the war in Ukraine goes beyond the country's borders: they say they are fighting to protect Europe, and to protect its democratic values.

How far is China willing to go to support Russia amid its war in Ukraine? Washington has warned there will be consequences if Beijing offers financial assistance or military support to Moscow. Vladimir Putin and Xi Jinping may have pledged a no limits relationship, but there is a cost to standing up together to their joint rival: America. Regardless, the war provides China with a case study of Western resolve, and an opportunity to learn from Russia's mistakes.

Volodymyr Zelensky has addressed the US Congress. Ukraine's president made a plea for more help to defend his country against Vladimir Putin's forces. On day 21 of the Russian invasion, with shelling and air strikes continuing, Zelensky appealed to the United States to do more. But will he get what he wants?

The #TechForUkraine campaign hopes to match aid groups with IT companies willing to help for free. The focus is both on the distribution of material aid and on the helping against Russian cyberattacks.

German Chancellor Olaf Scholz reiterated a plan to bolster defense spending while pledging to take on more refugees. "We are standing before a monumental challenge," he said.

Researchers spent years collecting evidence of Russian war crimes in Syria, using everything from social media to satellite images. Open-source research has evolved. Could it help bring justice to Ukraine faster?

Germany's crime rate has fallen for the fifth year in a row, down by nearly 5% in 2021 alone. Still, online crime and the distribution of images of child sex abuse are on the rise.

This week's Tech 24 is a special edition from the south of France, where the World AI Cannes Festival is taking place. Almost every sector is abuzz with talk of AI, and investment in the technology is through the roof. But will it change the world completely? Or will it simply keep providing useful tools for specific circumstances? Peter O'Brien went to the festival to find out.

The Russian Orthodox Church supports the invasion of Ukraine. But in Germany, a Russian Orthodox monastery is providing shelter and safety to Ukrainian refugees. Politics, they say, are left at the door.

Iranian women who rebel against mandatory wearing of hijabs say they are being discriminated against in the workplace.

The Russian invasion of Ukraine has pushed food insecurity onto the table. Could an overlooked cereal help steady the situation and feed the global population in an era of climate crisis?