WASHINGTON, DCIn spite of its anonymity, a "missed connection" ad posted on the D.C.-area Craigslist Monday was clearly the work of Vice President Dick Cheney. "You: the attractive blonde from Newsweek," the ad read. "Me: stout, thinning hair, glasses, surrounded by Secret Service agents. Our eyes met as I was walking across the tarmac. I thought I felt a spark." The posting closed with the message, "Coffee? I'll grant you an exclusive."