Nebraska lawmakers vote April 9 to ban abortion beyond 20 weeks after conception. The law is part of a national trend of state laws restricting abortion. Nati Harnik/AP hide caption

itoggle caption Nati Harnik/AP

In this photo illustration, bottles of Avandia diabetes medication are seen at Jack's Pharmacy on May 21, 2007, in San Anselmo, Calif. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Mary VanDam pours coffee for patron Jim Brumm at Mr. B's Pancake House in Laketon Township, Mich. Cory Morse/Muskegon Chronicle via AP hide caption

itoggle caption Cory Morse/Muskegon Chronicle via AP