NFL Team Previews: Baltimore Ravens

Since John Harbaugh took the reins of the Baltimore Ravens four years ago, his teams have won 43 regular season games and picked up five playoff wins. They captured their first AFC North title a year ago. But the one thing they don’t have is a Super Bowl trip. The last two years have seen playoff losses in Pittsburgh and New England that took ripping the hearts out of a fan base and raised it to an art form. The debate now is whether the Ravens’ window of opportunity has closed. TheSportsNotebook takes a closer look as we begin the final countdown to the regular season opener…