A senior ally of radical Iraqi cleric Moqtada Al Sadr warned on Friday that thousands of the planned 21,500 extra US troops en route for the war-torn nation would “go home in coffins”. Launching a new strategy to rescue Iraq from civil war, Washington told the government of Prime Minister Nuri Al Maliki, who owes his job to Sadr, it was on “borrowed time” and declared new “no holds barred” military operations. A cornerstone of the new approach is increased pressure on Iraq’s neighbours Iran and Syria -- which are accused by Washington of fomenting unrest -- and tougher action...