Top 10 U.S. Senate races that are most likely to flip : NPR

Though more Republican-held seats are up for grabs in November, Democratic struggles mean the GOP has improved its likelihood to take control of the Senate. Here are the key contests to watch.

GOP optimistic about Senate chances despite Walker turmoil due to momentum in Pa., other states

Democrats show strength in Pennsylvania and elsewhere; control of Congress unclear

Election 2020: The 10 Senate seats most likely to flip in 2020

The seven Senate seats most likely to flip in 2022

Pennsylvania's Senate race tops the list of campaigns that are most likely to flip to the other party

Top 10 U.S. Senate races that are most likely to flip : NPR

The 10 Senate seats most likely to flip in 2022

Two more polls suggest tight U.S. Senate race, strong lead for Gov. DeWine - Ohio Capital Journal

Top 10 Senate Races in 2022 — Race to the WH

Michigan Senate race a buzzer beater closer than the top of the ticket