I not until someone tt you re el announcer this is the cbs overnight news. Welcome to the overnight news. Im omar villafranca. Historic impeachment hearings pick up steam this week in the house of representatives. Eight witnesses will testify over three days, and the person at the center of the investigation is Eu Ambassador Gordon Sondland. The trump mega donor turned diplomat has already had to update his secret testimony once. Wednesday hell appear before the American People and answer questions about a telephone call with the president. Catherine johnson has the story. We are unfolding the facts. Thats what an inquiry is about. Reporter lawmakers are gearing up forea new week of public impeachment testimony. But the president s supporters are Standing Firm in their defense. Negative, ones testified that there has been a quid pro quo. Everyones got second, third hand, fourth hand information. Reporter this week Eu Ambassador Gordon Sondland testifies. Friday an aide to the top diplo