US President elect Barack Obama (R) follows former Iowa Governor Tom Vilsack (L) and Colorado Senator Ken Salazar (C) into a news conference in the Drake Hotel in Chicago where he named Vilsack his choice for agriculture secretary and Salazar as secretary of the interior on December 17, 2008. Obama continues to put together his cabinet as he prepares to take office 20 January 2009. (UPI Photo/Tannen Maury/POOL)