he is the chairman of the biggest private ecity fund in the country, blacktone group, that has lobbied in washington to maintain the 15% tax rates on private equity managers, the very one that mitt romney has benefited over the years. this was an event not on the romney public schedule, about 40 wall street kingpins, other hedge fund billionaires like john paulson and private equity moguls were attending. this is a core constituency for romney for his financial contributions, but it's not one he wants to have publicly out there displayed precisely at this moment when there's this growing controversy and debate about his tax returns. >> without a doubt.