Sister Helen Prejean: Alabama Just Showed Why We Must Kill the Death Penalty

The first-ever use of nitrogen gas by Alabama to kill Kenneth Smith shows why the U.S. must end these futile, costly, deeply flawed government killings, says Sister Helen Prejean.A few nights ago convicted murderer Kenneth Smith was suffocated to death by the state of Alabama. His killing with nitrogen gas was a first. And it was fully approved by the U.S. Supreme Court, which allows death