Rolling Stone, iconic music magazine, looks for buyer
Rolling Stone publisher Jann Wenner, seen on October 9, 2012 in New York (AFP Photo/Andy Kropa)

Rolling Stone, the iconic 50-year-old magazine of music and counterculture, is putting itself up for sale amid an increasingly uncertain outlook, its founder said. Jann Wenner -- who started Rolling Stone in 1967 as a hippie student in Berkeley, California and now runs it with his son Gus -- told The New York Times that the…