Swiss prosecutors have opened a criminal investigation into the owners of Le Constellation bar in the ski resort of Crans-Montana, where a fire in the early hours of Jan. 1 killed dozens.

While debate rages in the U.S. about the merits and risks of AI in schools, it a state-mandated part of the curriculum in China, as the authorities try to create a pool of AI-savvy professionals.

Some students with disabilities in Pittsburgh missed out on specialized services during the pandemic. Now, some schools are trying to make up for lost learning time.