The biggest roadblock for Trump's tax plan could be Trump himself

Republicans are trying to finalize their tax proposal. Trump's tweets on 401(k) savings and attacking GOP Sen. Bob Corker could be a signal of things to come. Adding a volatile presidential social media account to the already difficult process of rewriting the tax code could endanger the whole effort. Republicans attempting to come together on a massive overhaul of the federal tax code are facing a novel roadblock along the way: the president's Twitter account. Another example of the...