Along with that Hutton contends they werent killed, rather emigrated, and that Holocaust is a hoax designed to increase emigration to Israel (the Polish Jews that werent killed went to LA and Brooklyn by the way) and make money. Hes been a minor public figure for years, expounding his views in books (vanity) and newsletters, more recently as a prominent speaker at Holocaust denial conference.
Yes, his sons prominence is what gives him, now, a national platform, but thats no reason to minimize the hate he spews. Smearing Jews as money-grubbing power-mongers controlling the world is indefensible, promoting hanging Alan Greenspan as the solution is worse.