Phil Spector, famed music producer and murderer, dead at 81

LOS ANGELES, CA - MAY 29: Phil Spector listens to the judge during sentencing in Los Angeles Criminal Courts on May 29, 2009 in Los Angeles, California, for the February 2003 shooting death of actress Lana Clarkson. Spector was sentenced for 19-years

Phil Spector, the eccentric and revolutionary music producer who transformed rock music with his "Wall of Sound" method whose later was convicted of murder, has died at age 81. 

California state prison officials said he died Saturday of natural causes at a hospital. 

Spector was convicted of murdering actress Lana Clarkson in 2003 at his castle-like mansion on the edge of Los Angeles. After a trial in 2009, he was given a 19 years-to-life sentence.