NEW YORK, United States (Reuters) — The iconic works of legendary sports photographer Neil Leifer and his collection of other people’s prints will go up for auction later this week. The signed images range from from his early start as a 16-year-old at the 1958 NFL Championship to recent photographs and include his celebrated images of boxing great Muhammad Ali. “My best known picture is Muhammad Ali standing over Sonny Liston — there’s so much luck […]