prison? you must have been crushed, crushed when they told you you had to go back. prescription for cheating. they read our x-raies, but a cnn investigation reveals a disturbing question over the certification of many radiologists. isn t that cheating? fascinating characters. stories with impact. this is cnn presents with tonight s host, randy kaye and drew griffin. tonight, racism, cheating and injustice. we begin with a murder in mississippi. we broke the shocking story here orn cnn of a young, white teenager accused of killing a black man just because of the color of his skin. over the four 46 month investigation, we found disturbing details. uncover how the teenager and some of his friends had a history of violent and racist incidents. i ve been following this story from the very beginning. reporter: june 26th in mississippi would bring temperatures and humidity into the 90s. the breeze would barely move the flag enough to see that confederate battle symbo