1. Researchers say climate change may be affecting the winter foraging behavior of wild snow monkeys in Japan. A team of researchers, including those from the University of Tsukuba, in Ibaraki Prefecture, and Shinshu University located in Nagano Prefecture, analyzed footage shot by NHK for a nature program, and DNA samples from the feces of Japanese macaques.
2. People in western Japan have reported seeing what appeared to be a ball of light falling from the sky on Tuesday night. One expert says it was an exceptionally bright meteor known as a fireball. Many people in Kagoshima and Miyazaki prefectures posted on social media that they had seen a ball of light in the sky at around 11 p.m.
3. US President Donald Trump has said the United States will not send ground troops to Ukraine for security guarantees after a ceasefire, but suggested a possibility of providing air support.