This year, advertisers are pulling out all the stops with star-studded and expensive ads. Example video title will go here for this video Example video title will go here for this video NEW YORK — Big name advertisers will be pulling out all the stops on Super Bowl Sunday — enlisting high-profile actors, investing in dazzling special effects and, they hope, going for laughs as they seek to win over viewers during game breaks. In an increasingly fractured and polarized media environment — and with fewer people watching live TV — the Super Bowl is an anomaly. The big game's...