Bourne Legacy's Gene-Doped Superspies Aren't as Far-Fetched as They Sound

Bourne Legacy's Gene-Doped Superspies Aren't as Far-Fetched as They Sound: In The Bourne Legacy, Jeremy Renner plays Aaron Cross, a superspy who's been pharmaceutically tweaked to jump higher, think faster, punch harder, hear better and tolerate extreme cold. The surprising thing is, this type of gene-doped warrior is not a total figment of filmmaker Tony Gilroy's imagination.