Tuesday on Political Rewind: The Senate remains a stumbling block for efforts by President Joe Biden to pass the bills in his ambitious agenda. Many frustrated Democrats are raising once again the long-standing question of whether it’s time to end the rules that allow a minority in the Senate to thwart the majority’s will through the use of the filibuster.

As Johnny Isakson prepares to step down from the U.S. Senate after four decades in public office, a panel of political leaders from both sides of the...