He started the day with a prayer.

Vice President Mike Pence, preparing to withstand the final stage of a relentless campaign by President Donald Trump to force him to illegally try to overturn the results of the 2020 election, began Jan. 6, 2021, surrounded by aides at his official residence at the Naval Observatory, asking God for guidance.

The group was expecting a difficult day. But what followed over the next 12 hours was more harrowing than they imagined.