A bomb threat at the Long Island home of the judge overseeing former President Donald Trump’s Manhattan civil fraud trial was under investigation Thursday, authorities said. The threat came just hours before Judge Arthur Engoron was expected to hear closing arguments in the fraud trial, where the former president’s real estate firm is accused of illegally inflating the value of Trump-owned properties — including Mar-a-Lago in Florida and his Wall Street skyscraper— by billions of dollars in paperwork submitted to banks and lenders. Nassau police were called to Engoron’s Great Neck home early T…
