Almost 70 years ago, Dorothy Flood was denied access to a train dining car because she was black. Now, after finally dining in a first-class car, she says she'll never ride another train again. Rachel Greiman/Jeremy Bloom's Wish of a Lifetime hide caption

itoggle caption Rachel Greiman/Jeremy Bloom's Wish of a Lifetime

Arvind Mahankali, 12, finished third and ninth in the National Spelling Bee in the past two years, and has been stepping up his training, in hopes of finishing first this year. He's even trained his little brother, 8-year-old Srinath, to read phonetics so he can help with the drills. Tovia Smith/NPR hide caption

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Laura Sen is president and CEO of BJ's Wholesale Club. Courtesy of BJ's Wholesale Club hide caption

itoggle caption Courtesy of BJ's Wholesale Club

The Apostolic Tabernacle Mass Choir performs in Oakland, Calif., in 2010. Christopher Polk/WireImage via Getty Image hide caption

itoggle caption Christopher Polk/WireImage via Getty Image

Hispanic residents walk by a law office in Union City, N.J., specializing in immigration in March. Union City is one of the state's largest cities, and has a Hispanic population of more than 80 percent. Spencer Platt/Getty Images hide caption

itoggle caption Spencer Platt/Getty Images