Former U.S. defense officials said the unsecured messaging chain could have jeopardized the operation and put American lives at risk.
Administration officials acknowledged that top leaders used a non-government group chat to coordinate ahead of military airstrikes in Yemen.
Cmdr. Sarah M. Quemada was relieved of her duties “due to a loss of confidence in her ability to command,” the service said.
By Beth Sullivan
The Army wants launched effects that could deploy from high-speed, higher-altitude business jets as it expands its pursuit of unmanned capabilities.
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