Summary: Virginia goes to polls on Tuesday to elect its new governor. The 'deep blue' state is seeing a neck-and-neck race between Democratic hopeful Terry McAuliffe and Republican candidate Glenn Youngkin. Special Correspondent Jeff Greenfield reports on what this race tells us about what may be a political myth about red and blue "walls." PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
