This story is published in a content partnership with POLITICO. It was originally reported by Gabby Orr and Anita Ku on politico.com on October 4, 2020.He’s the Republican Party’s one line of defence between a hospitalised commander-in-chief and a President Nancy Pelosi, and he’s about to depart Washington on a four-day campaign swing in the middle of his boss’s health crisis.Vice-President Mike Pence will travel to Utah on Monday as he plays the Trump campaign’s lead act for the foreseeable…