What was that old line or political counsel (applicable elsewhere too), that when you're in a hole, stop digging?
A rather deep hole is what Oregon 5th District Republican candidate Mike Erickson was in even before this weekend's Oregonian account of his travels to Cuba. (Description from Jeff Mapes' blog: "The problem for Erickson is that the trip's itinerary was heavy on cigar dinners and other pleasure activities (cock fighting was even offered as an option) and silent on anything of a humanitarian nature.") He'd have done about as well as he could it he'd delivered a quick dismissive line and let it go.
But no. Check out this for viewing a political mistake in motion.