Tuesday’s elections have the potential to set off sweeping changes at the highest levels of power in Congress — and new challenges.
By the start of next year, three of the four most important positions in the Capitol could shift to people new to those jobs, to go along with a new president at the opposite end of Pennsylvania Avenue.
The changes would reshape the personal dynamics that often drive high-level negotiations among the “Four Corners,” the top party officials in each chamber.
“You have to have some trust,” to reach agreements, said Israel Klein, a Democratic strategist and former ...