Lieutenant Colonel Sarah "Mac" MacKenzie

Season Two:

• We, the People

• Secrets

• Jinx

• Heroes

• Crossing the Line

• Trinity

• Ghosts

• Full Engagement

• Washington Holiday

• The Game of Go

• Force Recon

• The Guardian

• Code Blue

• Cowboys and Cossacks

• Rendezvous

Season Three:

• Ghost Ship
• The Court Martial of Sandra Gilbert
• The Good of the Service
• Blind Side
• King of the Fleas
• Vanished
• Against All Enemies
• Above and Beyond
• Impact
• People v. Rabb
• Defenseless
• Someone to Watch Over Annie
• With Intent to Die
• Father's Day
• Yesterday's Heroes
• Chains of Command
• The Stalker
• Tiger, Tiger
• Death Watch
• The Imposter
• The Return of Jimmy Blackhorse
• Clipped Wings
• Wedding Bell Blues
• To Russia With Love/Gypsy Eyes