Captain Brett Crozier was relieved of duty after sharing concerns for his crew onboard the USS Theodore Roosevelt in a letter that later leaked to the media. Crozier wrote a memo warning Navy leadership that decisive action was needed to save the lives of the ship's crew.

Removing the majority of personnel from a deployed US nuclear aircraft carrier and isolating them for two weeks may seem like an extraordinary measure, but this is a necessary risk.

He was accued of not using the chain of command to convey his concerns.