Asking G.W. whether or not to buy stocks ___________ REUTERS White House has no comment on stocks drop [HCXKKKW] WASHINGTON, July 26 (Reuters) - The White House declined on Thursday to comment on a steep drop in stock prices that took the Dow Jones industrial average down more than 400 points at one point. "We don't comment on daily movements in the markets," White House spokesman Tony Fratto said, when asked about the stock market selloff.