Houston re-enters clinic

Singer Whitney Houston has entered a rehabilitation clinic for the second time in a year. Houston's publicist Nancy Seltzer confirmed on Wednesday that the 41-year-old had checked into the facility, but gave no further details. Houston, who has been working on a new album, spent five days in a clinic in March 2004. She admitted on US TV network ABC in 2002 that she had abused drugs but had overcome her problems through prayer