106 & Park will have an expert on for AIDS Day to answer questions about the disease.To ask your questions go to: http://106andPark.com/Post/Questions-about-HIV-and. 106 & Park airs today @ 6PM EST on BET. BET News has a documentary style special tonight called "Are You Positive" for World AIDS Day. Tune in at 7:30 PM (ET/PT) for BET's ARE YOU POSITIVE?