Senior Republicans have rallied to support former Vice President Dick Cheney in the wake of his vehement attacks on Barack Obama. His fierce criticism has made him the principal voice opposing the new president and won him praise from figures. Republican leaders have cast aside doubts about Mr Cheney reminding voters of the unpopular Bush administration, and concluded that his critique is valuable. Mitt Romney, viewed by many Republicans as the front-runner for the party's 2012 presidential nomination, weighed in behind the former vice-president after he accused Mr Obama of practicing "recklessness cloaked as righteousness". The former Massachusetts governor described...