The Messenger is shutting down less than a year after the fledgling media company opened its doors with ambitions of building a leading news brand. In a statement to staff Wednesday afternoon, founder Jimmy Finkelstein wrote that the company would close, “effective immediately,” due to insurmountable financial difficulties. “Over the past few weeks, literally until earlier today, we exhausted every option available and have endeavored to raise sufficient capital to reach profitability,” Finkelstein wrote. “Unfortunately, we have been unable to do so, which is why we haven’t shared the news with you until now. This is truly the last thing...