'Homeland' Season 2 in 6 Clicks
When Season 2 opened, Vice President William Walden (Jamey Sheridan) was hoping that Brody, now a congressman, would join him as VP for his presidential campaign. Brody let Walden die after he gave Abu Nazir the code to the politicians pacemaker in order to save Carrie. He then watched him suffer as it malfunctioned.
Source: Kent Smith/Showtime