Why are politicians working overtime on impeachment?

Philip Greenspun's Weblog 2020-01-24

My first exposure to the impeachment show is this evening in a hotel lobby here in Charleston, South Carolina:

Note the time: 10:48 pm. Why are they working beyond normal business hours? Trial courts usually work only 9:30-4 or similar.

If Trump is obviously guilty, why can’t he be convicted on a 9-5 schedule? (Did the House go into these late sessions back in December?)