The cause of the crash is unclear, but the groundings were driven in part by regulators’ concerns about similarities to a deadly accident in October involving a 737 Max 8.

The U.S. continues to hold out. Boeing’s chief executive made a personal appeal to President Trump, assuring him of the model’s safety. The Federal Aviation Administration said that the planes could keep flying as it continued its review.

Catch up: At least two pilots in the U.S. had filed incident reports that raised concerns about safety and training on the Max 8 jets. Here’s the latest.

Your questions: A former air safety investigator answers.

Wealthy parents are charged in college admissions scandal

Fifty people were accused in a scheme to buy spots at Stanford, Yale and other competitive universities in what a U.S. attorney called the “largest college admissions scam ever prosecuted by the Department of Justice.”