It’s possible that three groups were sent, but that would be unnecessary for dealing with North Korea alone. ...sufficient security against anything that might arise from elsewhere, perhaps. And well,...you know...Sputnik. ;-D
It is short cruse to the ME across the Indian Ocean. Maybe we do not have a 100% clear greenlight from China and we are imposing our national will in our national interest. Isn’t it interesting that Republicans and Democrats cannot not agree on National Policy?