ANNOUNCER: He's been stealing their stories, claiming military feats never accomplished and honors never earned.
VIDEO CLIPS OF KIRK:
The Iraqi air defense network was shooting at us.
I was the Navy's intelligence officer of the year.
For his combat service in Kosovo....
ANNOUNCER: Mark Kirk lied repeatedly about serving in combat and earning military honors. Kirk's stolen stories and lies are a disgrace. When he lies about Tammy Duckworth's record, don't believe it.
DUCKWORTH: I'm Tammy Duckworth, and I approve this message.
