Hypothetical: Both Trump + Pence Gone > Next In-The-Line of Succession To The Office of President

Speaker of The House of Representatives:
Nancy Pelosi
That's one way to get beyond the current impasse.
Removing only Trump can solve nothing when if/when Pence assumes the office created by a vacancy from either a forced resignation or the outcome of impeachment.
Pence will have the power to pardon Trump.
Certain circumstances, unknown at this time, would propel Pelosi into the Office of President just months before the 2020 Election.
However, that's not the scenario in the public eye at the present time. Never say never.

However, it is definitely a game-changer in more ways than one:

. . . Think about that!