NAPERVILLE, Ill. - In a U.S. Senate race that looks increasingly like a grand philosophical debate about religion and government, Democrat Barack Obama stood before a packed church Tuesday and argued the case for keeping the two separate. As Exhibit A, he held up his Republican opponent: "It's not clear to me that I want Alan Keyes telling me what it means to be a Christian," Obama said. Obama, currently a state senator representing a Chicago district, and Keyes, a conservative activist recruited from Maryland by the Illinois GOP, are vying for the U.S. Senate seat being vacated by Sen....
