The Messenger, the struggling news media startup co-founded by publishing veteran Jimmy Finkelstein, is urging potential investors to make a long-shot bet on a dramatic rebound in advertising this year. The company is attempting to stop the cash burn that has put it in jeopardy. CNBC has obtained an investor deck The Messenger was using as recently as late December to entice potential individuals or companies to infuse it with $20 million. The Messenger, which started in May, launched on the ...