BARACK Obama's ambitious push for a government-run health insurance scheme to cover many millions of uninsured Americans looks dead in the water. The US President's chief promoters have been signalling a significant retreat from the key domestic policy of his first term, just days before Mr Obama addresses a joint session of the US congress tomorrow to argue his case for reform. After weeks of contention about where Mr Obama stands, White House press secretary Robert Gibbs declared yesterday: "I'm sure he will draw some lines in the sand." But the sand lines will be unmistakably several steps back from...