The company that underwrote Donald Trump’s $175 million appeal bond in New York state’s civil fraud suit is known for offering subprime auto loans — and owned by a billionaire supporter of the presumptive Republican presidential nominee. Don Hankey — the California-based businessman who made his $1.6 billion fortune from lending money to auto buyers with flawed credit history‚ per Forbes — came to Trump’s rescue on Monday three days before a court-imposed deadline. The multimillion-dollar...