Rock producer Chris Tsangarides, who worked with dozens of artists including Black Sabbath, Judas Priest, Thin Lizzy and Gary Moore, dies of heart failure after pneumonia battle. He was 61. The news was confirmed by his daughter, Anastasia, on Facebook. Tsangarides’ first work was as a sound engineer on Judas Priest’s 1976 album Sad Wings Of Destiny. Tsangarides also collaborated with dozens of other artists, including Anvil, Exodus, Girlschool, Helloween, Ian Gillan, Steeleye Span, Strawbs, Killing Joke, Yngwie Malmsteen, Magnum, The Sisters of Mercy, New Model Army and Depeche Mode.