FBI kills public enemy Al Brady and cohort in Bangor, ME

Hoover announces that his sharpshooting team has successfully defeated notorious criminals. In Bangor, ME, federal agents tracked and eliminated public enemies Clarence Schaefer, James Dalhover, and their leader Al Brady. The bandits attempted to buy a machine gun but were thwarted by a tip-off to the G men. Brady's crew, once compared to Dillinger, planned a $5 million bank robbery but were stopped by law enforcement, reinforcing the message that crime does not pay.

What significant event did Hoover announce?

Who were the public enemies tracked by federal agents in Bangor, ME?

What was the fate of Al Brady and his crew?

What crime were the bandits planning to commit?

What does the phrase 'crime does not pay' imply in the context of the events described?