A former girlfriend of Muhammad Ali has made a sick bid to cash in on his death by offering for sale tapes she claims show him at sex parties. Barbara Mensah, who alleges her daughter Kiiursti is the lovechild of the three-times world heavyweight champion, wants a six-figure sum for the footage. Just two days after The Greatest was buried at a funeral attended by world leaders and celebrities, grasping Barbara told the Sunday People : “I know the value of the footage. “No one has anything like this. I’d like to get as much as I can for it.”...