Grandmother beyond halfway point in Cuba-Fla. swim
Cuba Swimming to Florida
British-Australian dual citizen swimmer Penny Palfrey smiles during a press conference to announce her crossing between Cuba and Key West, Florida, in the press room at the Hemingway Marina in Havana, Cuba, Thursday, June 28, 2012. Palfrey, who will begin her journey Friday morning, is trying to become the first woman to complete an unassisted swim across the Straits of Florida without the aid of a shark cage. (AP Photo/Franklin Reyes)