TOKYO – Wall Street suits, run for the hills. So far this year, the surging dollar has left a trail of carnage across Asian and European economies, currencies and bourses. Now, it is likely headed for home territory. Count Michael Wilson, Morgan Stanley’s chief US equity strategist, as among those fearing the dollar’s rally is creating an “untenable situation” for US stocks and other assets, pointing to similar periods of exchange-rate excess in the past. “While hard to predict such events, the conditions are in place,” Wilson notes, referring to sovereign debt issues in 2012, the Lehman Brothers crisis of...