Republicans unveil 10-year plan to shrink deficit

By Richard Cowan and David Lawder WASHINGTON (Reuters) – A 10-year, $4.6 trillion balanced budget proposal unveiled by Republicans on Tuesday could either be shelved within weeks or help jump-start negotiations with President Barack Obama toward a major deficit-reduction deal. House Budget Committee Chairman Paul Ryan's plan – his latest version of the "Path to Prosperity" measure that has been rejected by Democrats previously – likely will be approved this month by the Republican-controlled House of Representatives. …