Specifically, it's the killing of unborn children with Down Syndrome.

"I've long thought that Roe V. Wade was perhaps the greatest evil ever endorsed by the U.S. Supreme Court. While it is no longer surprising, it is horrific that some of our politicians continue to promote and defend the murder of innocents through the evil of abortion, and it is equally appalling that we as a society continue to stand for it," he said in a statement Wednesday.

"But less than two weeks ago, we witnessed a new moral low in our society's disregard for human life when Pennsylvania Gov. Tom Wolf vetoed legislation that would prevent the targeted murder of unborn children with Down syndrome." ...