Original title: Obama to launch counter-offensive branding GOP contenders 'Tea Party lackeys' as approval rating hits all time low -------------------------------- President Obama will this week launch a counter-offensive branding the GOP contenders 'Tea Party lackeys' as his approval rating hits an all-time low. The President's approval rating has dropped to below 40 per cent for the first time, according to Gallup's daily tracking poll. The poll released last night said found 39 per cent of Americans approve Mr Obama's performance, while 54 per cent disapprove. The fall comes as Mr Obama launches a political counteroffensive this week, while he's weighed...