Republican attempts to raise his profile in Iowa, N.H. Updated: 6:35 p.m. ET April 1, 2005 Add another name to the list of potential 2008 presidential candidates: Sen. Sam Brownback. The Kansas Republican, little known outside his home state, is using a network of social conservatives and Christian activists to raise his profile in Iowa and New Hampshire, two states critical to White House hopefuls. In an interview Thursday, Brownback said he has not made a formal decision on whether to run and would not give a timetable on when he would decide. “I’m exploring the options,” Brownback said. “There’s...