Vice President Rodriguez is a supporting antagonist in Iron Man 3. He was the former Vice President of the United States until the events of the film.
Rodriguez was thought to be the right-hand man of President Ellis and is very loyal to him, but it is later revealed that he is actually in league with the infamous organization A.I.M.
As it turns out, Rodriguez has a daughter who lost a leg due to unknown circumstances. Being so desperate to help his daughter's condition by getting her a new leg, Rodriguez allied with Aldrich Killian to accomplish this. To that end, he gave the location of President Ellis to Killian so that the latter would kill the President and make Rodriguez the new President under his command.
However, Tony Stark and James Rhodes ultimately discovered the vice president's treachery after defeating Killian and his army of Extremis soldiers. In the end, Rodriguez was arrested for his crimes along with other people who conspired with Killian.