The leak occurred at the Catalyst Refiners plant, a silver recovery business. An emergency management official says workers were preparing to shut down at least part of the facility when the leak occurred, causing a chemical gas reaction.

Pentagon spokesman Sean Parnell said John Phelan, the Navy's top civilian official, was "departing the administration, effective immediately." Navy Undersecretary Hung Cao will become acting secretary of the Navy.

Tesla's profits were up from this time last year. But the company warned investors to prepare for expensive investments in next-generation technology like humanoid robots and AI.