The things you mention about his policies views (strong defense, pro-invasion) were largely the case years before now.

And to date, your objections have been, and continue to be, primarily based, not on policy, but on his personal life.

And, again, the fact that he had a tumultuous personal life was well known back before you made your earlier endorsement.

No, the only thing that's really changed is that polls show he'd beat your candidate.