bret. >> bret: peter doocy live in new hampshire, thank you. a judge has given federal prosecutors until monday to decide whether they want to join president trump's fight against a new york state grand jury subpoena, seeking his tax returns. prosecutors say the president has raised constitutional issues and trying to stop the subpoena and they want to review them. the manhattan district attorney says the president's challenge does not belong in federal cour court. the opening of an official impeachment inquiry by house democrats has implications far beyond the presidency. it could also play a major role in next year's congressional elections and ultimately which party controls the house and senate. correspondent kristin fisher has that part of the story tonight. >> one former president bill clinton was impeached in 1998, he was two years in to his second term. >> i want to say again to the american people are profoundly sorry i am. >> same with former