South Carolina Republican lawmakers are on the verge of calling a special legislative session that could impeach and remove embattled GOP Gov. Mark Sanford by the end of the year, The Washington Times has learned. GOP lawmakers will use a regularly scheduled annual retreat this weekend to discuss the fate of the governor, whose extramarital affair with an Argentine woman sparked an international scandal earlier this summer. Mr. Sanford has rejected calls to step down voluntarily, included one issued Wednesday by his own Republican lieutenant governor. House Republicans in the state will discuss how and when to initiate impeachment proceedings...