Health and Human Services Secretary Kathleen Sebelius, (who we're sure was not intentionally making the "choke" sign) and Marilyn Tavenner, head of the HHS agency that oversaw the Obamacare website project. Manuel Balce Ceneta/AP hide caption

itoggle caption Manuel Balce Ceneta/AP

The new health law has left some 20,000 workers on Capitol Hill unsure of their health care options for the coming year. Dwight Nadig/iStockphoto hide caption

itoggle caption Dwight Nadig/iStockphoto

If you worked here, you'd be worried about losing your employer-funded health insurance contributions. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Employees at a Papa John's in New Hyde Park, N.Y., make pizzas in 2012. Restaurant employees have been a focus of debate on Obamacare coverage. Kathy Kmonicek/Invision/AP hide caption

itoggle caption Kathy Kmonicek/Invision/AP

Can "Parks and Rec" star Amy Poehler make health insurance fun, or at least funny? Evan Agostini/Invision/AP hide caption

itoggle caption Evan Agostini/Invision/AP

U.S. Sen. John Thune, R-S.D., speaks at a press conference Wednesday on Republican plans to delay enactment of the Affordable Care Act. Looking on are Sens. Roy Blunt, R-Mo., John Barrasso, R-Wyo., and John Cornyn, R-Texas. Mark Wilson/Getty Images hide caption

itoggle caption Mark Wilson/Getty Images

Susan Rice, U.S. ambassador to the U.N. Mark Garten / U.N. /UPI /Landov hide caption

itoggle caption Mark Garten / U.N. /UPI /Landov

President Obama is expected to nominate Gina McCarthy, currently assistant administrator with the Environmental Protection Agency, to head the agency on Monday. The nomination requires a Senate confirmation. Alex Brandon/AP hide caption

itoggle caption Alex Brandon/AP

Former Sen. Chuck Hagel, R-Neb., who has been nominated to be the next secretary of defense. Brendan Smialowski /AFP/Getty Images hide caption

itoggle caption Brendan Smialowski /AFP/Getty Images

New White House Chief of Staff Denis McDonough (left), at Friday's announcement. Behind the president: outgoing Chief of Staff Jacob "Jack" Lew, who has been nominated to be Treasury secretary. Jewel Samad /AFP/Getty Images hide caption

itoggle caption Jewel Samad /AFP/Getty Images