Trump’s tweets could be used against him in court if he declares a national emergency, according to WaPo. "Challengers may try to use Trump's words to argue that what's really motivating him is not an emergency at the border but a campaign promise.

Trump’s tweets could be used against him in court if he declares a national emergency, according to WaPo.

"Challengers may try to use Trump's words to argue that what's really motivating him is not an emergency at the border but a campaign promise."https://t.co/1y7c0CBWrM

— Kyle Griffin (@kylegriffin1) February 11, 2019