Good piece in today's Opinion Journal by Michael Rubin on why it's a mistake to "engage" with regimes that oppress their people. We need to ask why Mr. Powell wants to have a dialogue with one of the most notorious slave traders in the modern world. Sudan would appear to need the Aghanistan treatment--excise the cancer surgically, cauterize the wound, apply antibiotics in the form of intelligent aid. As in Afghanistan, their people will thank us.