negotiations and the deal, the head of the nsa said he has not seen iran step back from its use of cyber against u.s. financial institutions. bret? >> catherine, thank you. a marine corps study finds all male combat units consistently outperform teams that include women. the report says the all-male units are faster, stronger, more lethal and less susceptible to injuries. the obama administration has ordered all military specialties open to women beginning next year. scientists say there is a new member of the family tonight. the pre-human family. and while its discovery is new, this long lost cousin is apparently millions of years old. fox news reporter paul tillsley has the story tonight from south africa. >> reporter: scientists have found so many fossils here they call it the cradle of humankind. up until now nothing like this. >> i am pleased to introduce to