For women like Jayne A. Cordes, the steady stream of investigations in Washington is exhausting. That’s why, when Christine Blasey Ford came forward to accuse Supreme Court nominee Brett Kavanaugh of sexually assaulting her more than three decades ago, it struck Cordes as the latest example of the ceaseless — and needless — drama in the capital. “It’s shenanigans,” said Cordes, an independent who voted for President Donald Trump and lives in the suburbs south of Denver.