A 68-year-old Latina packs a punch in mixed martial arts competition

While your average senior is planning his or her latest post-retirement trip, Ann Perez de Tejada, 68, is stepping into the octagon and learning how to knockout her foe. In February, Perez put on her fighting gloves and faced off against her first MMA opponent, 24 year-old Laura Dettman, in the process proving that age is just a number.