PITTSBURGH (AP) — Chris Boswell tied a franchise record with six field goals and the Pittsburgh Steelers limited Lamar Jackson and the NFL’s top-ranked offense in an 18-16 victory over the Baltimore Ravens. The Steelers (8-2) won their fifth straight behind Boswell and a defense that never let Jackson, Derrick Henry or the rest of the offense get into a rhythm, opening up a little breathing room atop the AFC North. The Ravens were held to season lows in points and yards and while turning it over three times to fall to 7-4.