From 1945 to the present, at least six Americans had been committing espionage while they successfully passed polygraph tests.

I wouldn't mind seeing him shot, but he's a politician, and in this case he really didn't commit espionage, did he?

He was charged with, and pleaded guilty to, conspiracy to commit espionage.

He is accused of committing espionage by trying to deliver information to Syria.

Iran claims it is being used as a tool to commit espionage.

In 1997, Warren was arrested and charged with conspiracy to commit espionage.

I think that if anybody did in fact commit espionage, it is a bad thing, and we should take appropriate action.

Accusations of conspiracy to commit espionage have proliferated in the last two years.

They were the only American civilians ever executed for conspiracy to commit espionage.

He was charged and tried with the Rosenbergs on one count of conspiracy to commit espionage.