Tensions simmer below surface as Trump, Republicans map strategy

By Richard Cowan and Susan Cornwell PHILADELPHIA (Reuters) - When President Donald Trump was elected last November, Republican lawmakers enthusiastically joined his call to rewrite the tax code and dismantle Obamacare in the first 100 days of his presidency. Trump had a different idea when he spoke to lawmakers in Philadelphia, telling them: Enough talk. Before the cameras, Trump and Republicans sought to convey an image of a happy, unified family, playing down differences over tax policy, wheth