She faces a challenge from former Rep. Rob Simmons, who re-started his suspended campaign after sensing vulnerability because of McMahon's record running World Wrestling Entertainment. The winner will take on Democrat Richard Blumenthal in the November election.
By tradition, elections are said to begin in earnest after Labor Day, when summer's end gives voters a chance to concentrate on the stakes at hand. But August maneuverings can have a major impact on the fall terrain.