Near the end of grueling testimony during which she was repeatedly grilled on the disastrous rollout of the Affordable Care Act, Secretary of Health and Human Services Kathleen Sebelius was caught on a hot mic whispering to a colleague, "Don't do this to me." It wasn't immediately clear what she was referring to. But her aside came during a line of questioning in which Republican members of Congress repeatedly questioned her on whether she would be willing to enroll in the federal health insurance exchanges under Obamacare.