You sound pretty judgemental.
A mistake is not the same as an accident. Youthful stupidity? Absolutely.
Criminal? In this case apparently not since there was no prosecution and he did marry her.
I don’t know much about him but I like the sound of an 18 year old with enough wits about him to refuse the easy way out with abortion and to take the hard way.
In other words, even as a young man, he had good character. He told the truth and dealt with his sin.
I know a lot of people with good character, and weirdly, none of them got any 14 year olds pregnant when they were adults. So maybe we have a different definition of good character?
Don't let hate of Cheney blind you to the obvious flaws in this guy. We can get a better candidate who is more likely to beat Cheney.