popular deejay casey kasem has died. we got that word from his daughter in a facebook post a little earlier. but the news has been confirmed. he, of course, was the host of the american top 40. passed away this morning. death comes at a time when his family was locked in contentious battle over his care. more on casey's life and legacy. >> i'm casey kasem. these are the most popular songs in the usa. >> for generations of music fans, casey kasem was the top 40. the moving voice who told you what songs were trending before the word trending was even used that way. and his list wasn't just rock 'n roll. >> if it included rock, pop, disco, country, everything under the sun. the voice tying it all together once a week was casey kasem's. >> it was a vote that on and off the radio made millions. and was familiar to millions, even if they didn't know the face behind it. one of the original voice actors