Republican candidates Bradley Byrne and Dean Young are running in a special runoff election Tuesday to fill Alabama's 1st congressional district seat. Phillip Rawls and Campaign of Dean Young/AP hide caption

itoggle caption Phillip Rawls and Campaign of Dean Young/AP

Trombone Shorty, aka Troy Andrews, has started a foundation dedicated to music education in New Orleans. Jonathan Mannion/Courtesy of the artist hide caption

itoggle caption Jonathan Mannion/Courtesy of the artist

Investigators work outside the 16th Street Baptist Church in Birmingham, Ala., following an explosion that killed four young girls. Three Ku Klux Klansmen were convicted in the bombing years later. AP hide caption

itoggle caption AP

One man was convicted in the bombing in 1977, but more than two decades would pass before any other suspects were tried for murder. AP hide caption

itoggle caption AP

Ronald Lewis, a resident of the Lower 9th Ward, says eight years after Hurricane Katrina, rebuilding his neighborhood is a story still in progress. Debbie Elliott/NPR hide caption

itoggle caption Debbie Elliott/NPR

Southern Poverty Law Center President Richard Cohen discusses a federal lawsuit against the Alabama Accountability Act on Monday. Cohen says all students in Alabama can't take advantage of the law. Dave Martin/AP hide caption

itoggle caption Dave Martin/AP

American Safari tour guide Tad Pierson stands beside his 1955 pink Cadillac. Visitors to Memphis can get a personalized tour that highlights the city's rich music heritage. Debbie Elliott/NPR hide caption

itoggle caption Debbie Elliott/NPR

Three civil rights workers stand guard in front NAACP attorney Arthur Shores' house in Sept. 1963. The house was blasted by dynamite the night before. AP hide caption

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Shelby County, Ala., attorney Butch Ellis talks to reporters outside of the U.S. Supreme Court in February, when oral arguments were heard in the Voting Rights Act case. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

Tourists watch as workers clean oil from the sand along a strip of oil that washed up on the beach in Gulf Shores, Ala., in 2010 after the Deepwater Horizon oil rig exploded off the Louisiana coast. Dave Martin/AP hide caption

itoggle caption Dave Martin/AP

Brother and sister Rod Dreher and Ruthie Leming grew up in a small town in rural Louisiana. Dreher left the tightknit community to pursue a journalism career but returned home after Leming died of lung cancer in 2010. Courtesy Rod Dreher hide caption

itoggle caption Courtesy Rod Dreher

After the collapse of a salt mine in south Louisiana last year, a 9-acre sinkhole has flooded the area. It also caused gas and oil leaks, and local residents are fed up. Debbie Elliott/NPR hide caption

itoggle caption Debbie Elliott/NPR