Archbishop ChaputArchbishop Charles Chaput has come out with an excellent piece about a convicted murderer facing the death penalty and the concept of capital punishment in general. It is well worth a read...

Even when a defendant is well defended, properly tried and justly found guilty, experience shows that capital punishment simply doesn’t work as a deterrent. Nor does it heal or redress any wounds, because only forgiveness can do that. It does succeed though in answering violence with violence — a violence wrapped in the piety of state approval, which implicates all of us as citizens in the taking of more lives.

Continue reading at CatholicPhilly.com

For Reference, here is the relevant except from the Catechism of the Catholic Church:

2267 Assuming that the guilty party's identity and responsibility have been fully determined, the traditional teaching of the Church does not exclude recourse to the death penalty, if this is the only possible way of effectively defending human lives against the unjust aggressor.

If, however, non-lethal means are sufficient to defend and protect people's safety from the aggressor, authority will limit itself to such means, as these are more in keeping with the concrete conditions of the common good and are more in conformity to the dignity of the human person.

Today, in fact, as a consequence of the possibilities which the state has for effectively preventing crime, by rendering one who has committed an offense incapable of doing harm - without definitely taking away from him the possibility of redeeming himself - the cases in which the execution of the offender is an absolute necessity "are very rare, if not practically non-existent."