AP Photo/Lynne Sladky
- Cassidy Hutchinson said she once ran into Mike Lindell walking around the White House unescorted.
- She says Lindell said: "We can still win," referencing an effort to overturn Biden's 2020 victory.
- Hutchinson wrote about the interaction in her forthcoming book.
Former GOP aide Cassidy Hutchinson says she once ran into MyPillow chief executive Mike Lindell roaming the White House unattended, making remarks backing former President Donald Trump's 2020 election claims.