A 33-year-old German man was detained on suspicion of arson after a fire engulfed the Eagle's Nest, the mountaintop Kehlsteinhaus built for Adolf Hitler above Berchtesgaden. Prosecutors say he showed signs of possible mental illness and are also weighing a political motive.

Venezuelan opposition leader María Corina Machado returned to her country Sunday for the first time since December, re-entering a political landscape reshaped by the U.S. capture of Nicolás Maduro. Acting President Delcy Rodríguez remains in power with no presidential election scheduled.

A magnitude 7.0 earthquake struck China's Tibet region on Thursday, killing at least 16 people and collapsing at least 339 homes in and around the northern city of Nagqu, Chinese official media said. It was the strongest quake to hit the region in five years.