WEEKEND TV : Houston to Sing ‘Welcome Home’

Whitney Houston sings for American soldiers this weekend and for one time HBO will unscramble its signal, making the concert available to all cable subscribers.

HBO’s “Welcome Home Heroes With Whitney Houston,” 9 p.m. Sunday, features the pop superstar performing her greatest hits at a concert at Norfolk Naval Air Station in Virginia for troops just returned from the Persian Gulf. The concert will be simulcast on FM radio stations KPWR (105.9) and KKBT (92.3) in Los Angeles and KHTZ (90.3) in San Diego.

CNN’s business program “Pinnacle” will air a special edition today at 3:30 p.m. and again at 10:30 devoted to the work of business reporter Tom Cassidy, who is gravely ill with AIDS. Cassidy, a 10-year veteran at CNN, will speak openly about being gay and his battles with the deadly virus as well as about the reaction of the business community to his illness.

Television also will observe Easter Sunday with services from various locations. The “Easter Sunrise Service” from the Hollywood Bowl will air live at 5 a.m. on KCAL Channel 9. “Easter: A Celebration of New Life” from St. Joseph’s College Chapel in Hartford, Conn., begins on Channels 7 and 42 at 6 a.m. Spanish station Channel 34 will carry Easter Mass from Rome at 6 a.m. while rival Channel 52 airs services at 7 a.m.

“Easter: Resurrection of Faith,” airing at 6:30 a.m. on Channel 4, reports on church attendence, Christianity in Jordan and Easter for Americans in the Persian Gulf.