anita. >> that's right. hi, shannon. the bar is high. only two presidents have been impeached before. andrew johnson and bill clinton. both were acquitted. when it comes to president trump, talk of impeachment has been swirling around him ever since he was sworn in, maybe even before. just as we, the president said it would be bad for the country. >> i don't know how you can impeach somebody who's done a great job. i will tell you what. if i ever got impeached, i think the market would crash. >> here's how the process works. first, impeachment charges are introduced to the house based on treason, bribery, or other high crimes and this meters. then they investigate whether the charges are warranted. if the consensus is the ascom articles are drafted. a simple majority is needed to improve the articles of impeachment and advance the case to the senate. the senate then conducts a full-blown trial presided over by the chief justice of the united states. in this case, john roberts. a conviction occurs if