The collapse, captured by satellite images, occurred in East Antarctica — an area long thought to be stable and not hit much by climate change, scientists say.

Marina Ovsyannikova, who burst onto the set of a live broadcast holding a sign reading "No War," could be fined between 30,000 and 50,000 rubles when her case is heard on April 14.

International groups say Russian soldiers are threatening, detaining and even torturing Ukrainian journalists in occupied areas. One news editor says troops are holding her 75-year-old father hostage.

In interviews promoting her new memoir, the former U.S. ambassador to Ukraine revealed she owns some anti-Putin merchandise — and has been giving it out for years.