Donald Trump has lined up three New York hedge funds, including money from billionaire George Soros, to invest $160 million in his Chicago skyscraper, a key piece in perhaps the largest construction financing in the city's history, according to real estate sources and public documents. Despite reports about the project's record-breaking sales, most of them from Trump himself, many Chicago real estate developers and lenders have expressed doubts about whether the 90-story tower would ever be built."It is such a huge project, and the prices he said he was getting were so outside the norm," said Robert Glickman, president and...