WASHINGTON - Former Sen. Jim Talent, R-Mo., is backing former Massachusetts Gov. Mitt Romney's bid for the Republican presidential nomination, Romney announced in a statement Thursday. Talent will serve as domestic policy task force chairman for Romney's presidential exploratory committee. Talent will oversee all domestic policy development in that position. "With Jim's experience and extensive knowledge, he will help us look beyond the status quo and answer these challenges with bold, new approaches," Romney said. Talent lost his bid for re-election last year to Democrat Claire McCaskill. "Gov. Romney has shown extraordinary leadership during his many years of service," Talent...