A Washington State Patrol crime lab technician opens DNA sample cards containing cheek swabs sent from jails and prisons. If the state Legislature approves pre-conviction DNA sampling, the number of cards the lab processes could double. Martin Kaste/NPR hide caption

itoggle caption Martin Kaste/NPR

South Carolina is one state that requires special clearance from the Justice Department to change its election laws. Here Charles Monnich casts his vote in the GOP primary at Martin Luther King Memorial Park in Columbia, S.C. on Jan. 21. Gerry Melendez/MCT /Landov hide caption

itoggle caption Gerry Melendez/MCT /Landov

Charles Wiwa fled Nigeria in 1996 following a crackdown on protests against Shell's oil operations in the Niger Delta. Now a resident of Chicago, Wiwa and other natives of the oil-rich Ogoni region are suing Shell for human rights violations. Charles Rex Arbogast/AP hide caption

itoggle caption Charles Rex Arbogast/AP

Supporters of the website The Pirate Bay, one of the world's top illegal file-sharing websites, demonstrate in Stockholm, Sweden, in 2009. Fredrik Persson/AFP/Getty Images hide caption

itoggle caption Fredrik Persson/AFP/Getty Images