“Jared Kushner, Donald Trump’s son-in-law and top adviser, wakes up each morning to a growing problem that will not go away. His family’s real estate business, Kushner Cos., owes hundreds of millions of dollars on a 41-story office building on Fifth Avenue. It has failed to secure foreign investors, despite an extensive search, and its resources are more limited than generally understood. As a result, the company faces significant challenges.” More …