GOP Sen: Trump 'needs to understand' effect of firing people on Twitter
![GOP Sen: Trump 'needs to understand' effect of firing people on Twitter](http://thehill.com/sites/default/files/styles/promo/public/johnsonron_092717gn_lead.jpg?itok=W3XO2Ruv)
Sen. Ron Johnson (R-Wis.) says President Trump "needs to understand the effect" that firing top administration officials via Twitter has on recruiting new members of his Cabinet.In an interview set to air Sunday on NBC's "Meet the Press," Johnson...