The Latest: S. Carolina lieutenant governor endorsing Trump

WASHINGTON (AP) -- Here are the latest developments from the 2016 race for president, less than a week out from the Iowa caucuses. All times local. 6 p.m. Aides to Donald Trump say South Carolina Lt. Gov. Henry McMaster will introduce and endorse the billionaire businessman at a Wednesday rally outside Columbia. McMaster's nod gives Trump the backing of a longtime South Carolina politician widely viewed as an establishment Republican. He previously served as state GOP chairman and has been an ally of Sen. Lindsey Graham - a failed 2016 White House hopeful and fierce Trump critic. Polls conducted by Fox News and Winthrop University in early December showed Trump with a strong lead in the...