Rock & Roll Hall of Fame guitarist Dave Mason has died at the age of 79. He was one of the founding members of the band Traffic, which he formed in 1967 and released their debut album, Mr. Fantasy, in 1968. The self-titled follow-up, "Feelin’ Alright?" featured a hit by Joe Cocker. Mason had a successful solo career, releasing 15 albums and appearing on albums such as "Let it Flow," "We Just Disagree," and "Only You Know and I Know." He was inducted into the Rock & Roll hall of Fame in 2004.