Also, it would interfere with the conscience of the innocent defendant:

But he said the Iraqi court system needed safeguards to prevent innocent defendants from being sent to the gallows.

Put yourself in the position of an innocent defendant in a lawsuit.

The purpose of these stringencies is to prevent the killing of an innocent defendant.

The innocent defendant must be protected though from pressure to plead guilty as a result.

Nothing justifies witness tampering to get a conviction, and the punishment of an innocent defendant is a tragedy.

Goody-two-shoes types don't interest him: "I'd say the line of innocent defendants out my door is very short."

Now let me tell you what we're doing to protect innocent defendants.

The case where the innocent defendant is saved from the electric chair because the one-armed man shows up and confesses happens only in the movies.

It is almost certain that some innocent defendants will be executed.