Linda Door protested outside the U.S. Supreme Court as it began hearing arguments on the constitutionality of the Affordable Care Act in March 2012. Carolyn Kaster/AP hide caption

itoggle caption Carolyn Kaster/AP

Democratic Rep. Henry Waxman of California stands in his Capitol Hill office beside a wall displaying his legislative accomplishments. Waxman, 74, said Thursday that he would retire after 40 years in the House of Representatives. J. Scott Applewhite/AP hide caption

itoggle caption J. Scott Applewhite/AP

Erick Munoz, flanked by lawyers, walks to 96th District Court last Friday. A judge ordered a Texas hospital to remove life support from his wife, Marlise. Tim Sharp/AP hide caption

itoggle caption Tim Sharp/AP

Sen. Tom Coburn, R-Okla., is one of the sponsors of a Republican proposal to rewrite the Affordable Care Act. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images

Amanda Gerety, a staff nurse at Boston Medical Center, checks monitors that track patients' vital signs. Fewer beeps means crisis warnings are easier to hear, she says. Richard Knox/NPR hide caption

itoggle caption Richard Knox/NPR

Alice Snyder, with her parents Mary and Ryan, during a checkup with Dr. John Herzenberg, who treated her clubfoot without surgery. Jenny Gold/Kaiser Health News hide caption

itoggle caption Jenny Gold/Kaiser Health News

UPS has told workers that it will no longer offer health coverage for spouses who have their own job-based insurance. Above, a UPS driver makes a delivery in North Andover, Mass. Elise Amendola/AP hide caption

itoggle caption Elise Amendola/AP

Insurers get paid more for older people under the Affordable Care Act, even if they're healthy. Tony Ding/AP hide caption

itoggle caption Tony Ding/AP

Cedric Anthony and Alysia Greer are two of the navigators working in Houston neighborhoods for United Labor Unions Local 100. Carrie Feibel hide caption

itoggle caption Carrie Feibel

John Martin, 24, was uninsured until a health care navigator told him he could get coverage through his parents' health plan. Jenny Gold hide caption

itoggle caption Jenny Gold