Even in the peak of the AAWA debacle, you couldn't drag an apology out of him.
If he's pushed, he may start explaining the currency of apologies again and how they would be devalued if he issues more than one to his wife, who he's not sorry to either*
*because when do you count them? after the first prostitute? the second? the third? ... the twentieth? Oh right, it's definitely totally sincere after the twentieth and not just because he got caught.