He does mention that in the notice.
Nah, he didn't. He made a very vague reference to women's charities, and that was it. And if it was a money issue, why not give it a few more days to see if someone ponies up? Also, if it was just a matter of money, why mention all that stuff about Bernie not being the nominee, and that he should only debate Hillary?
Mechanicos, you were in the Marines, right? Gotta say, you're one guy I'd really like to have in that fighting hole. You damn well do not give an inch.
Semper Fi.