Now that several sitting Congressmen have called on Biden to step down, will there be a sitting Senator to do so?

https://deepnewz.com/arizona/second-house-democrat-rep-grijalva-urges-biden-to-exit-presidential-race

The market will resolve YES if there is a widely sourced media report (or official Twitter account) making such a statement.

OR the market will resolve YES if Biden drops out.

The market will resolve NO if no such statement is widely reported by noon Eastern Time on 07/14/2024