7 September 2010,
Below is the official description for Nikita Season 1 Episode 3: "Kill Jill".

Nikita rescues Jill (guest star Julie Gonzalo), a journalist who is trying to expose a conspiracy involving Division and a major plane crash. Michael and Percy suspect Birkhoff of being Nikita’s inside mole and send Amanda in to interrogate him... Michael enlists the help of the recruits, Alex, Jaden and Thom, to help them locate their latest target.