LET’S MAKE A DEALWhoo boy, Brent Wilkes starts talking: and does he have a story to tellhttp://www.nytimes.com/2006/08/06/washington/06wilkes.htmlIn 1992, Brent R. Wilkes rented a suite at the Hyatt Hotel a few blocks from the Capitol. In his briefcase was a stack of envelopes for a half-dozen congressmen, each packet containing up to $10,000 in checks.Mr. Wilkes had set up separate meetings with