That a candidate with a history of domestic violence and multiple “secret” children — kids the former football star Herschel Walker fathered but never parented — could still win a U.S. Senate seat doesn’t surprise me as much as I wish it did. That pro-life Republicans care more about Walker’s political opposition to abortion than whether he pressed a former girlfriend to have one in 2009 doesn’t surprise me at all. “Do you wait for a candidate who is perfect?” the Rev. Anthony George, senior pastor of the First Baptist Church Atlanta, asked this week, even as new Walker scandals just kept comi…