Luciano Pavarotti (R), Jose Carreras (C) and Placido Domingo (L) sing together as The Three Tenors in the Forbidden City on International Olympic Day in this June 23, 2001 file photo. Luciano Pavarotti's health has deteriorated, suffering kidney problems and losing consciousness, a local Italian TV station reported Sept. 6, 2007. The opera star was released from hospital August 25 after undergoing more than two weeks of tests and treatment linked to his battle with cancer in his hometown of Modena. [Reuters]