US president-elect Donald Trump has begun moving forward with selecting his cabinet, with Marco Rubio as his latest choice, picked as Secretary of State. Constitutional law analyst Bruce DelValle weighs in. Subscribe: http://trt.world/subscribe Livestream: http://trt.world/ytlive Facebook: http://trt.world/facebook Twitter: http://trt.world/twitter Instagram: http://trt.world/instagram Visit our website: http://trt.world