Mohamed Toure, the son infamous Guinea dictator Ahmed Sekou, and his wife brought the victim to the U.S. when she was 5 and put her to work, prosecutors say.
Antonio Armstrong Jr. is accused of murdering his parents in their sleep, but his lawyers hope a new witness could corroborate his claims that a home invader was responsible.
Daron Wint allegedly held a wealthy Washington, D.C. family of three and their housekeeper hostage, then beat, stabbed and burned them even after receiving a ransom payment.