“October surprise”. It is a disease of US electoral campaigns.
Is it too late to swap out Tim Walz for a different candidate for the vice presidency on the Democrat ticket?
Tom Eagleton was swapped out for Sargent Shriver in 1972, as I recall. That strategy worked well.
For Nixon.
July 31, 1972 Eagleton withdrew as VP nominee. 3 months before the election. Waltz has but 3 weeks...