They Must Fall: Muhammad Ali and the Men He Fought

• Exclusive never-before-seen photos of Ali and other stars of the '70s boxing scene• Celebrates one of the greatest heavyweight champions of all time, as well as those who went up against him in the ring• This edition also includes a special introductory essay by the late, great Jimmy BreslinThey Must Fall: Muhammad Ali and the Men He Fought features powerful and often moving images and stories of Muhammad Ali and the men he fought in the ring, by award-winning photographer Michael Brennan