Independent: Will Hurricane Gustav blow over the presidential election, or have the levees of Republicanism creaked a little more? The start of the Republican National Convention has been displaced by a 150mph live-action replay of the early stages of the party’s foulest domestic failure: the needless drowning of 1,836 of the poorest, blackest Americans while the President strummed his guitar on stage. The worst has been averted this time — but the hurricane should blow back into the debate the dangers …