The Browns' ferocious defense kept one of the NFL's highest octane offenses in relative check for three quarters. It is abundantly clear that the Browns' offense - at least when orchestrated by Joe Flacco - is not NFL-caliber. Their eight turnovers on offense rank 29th. Browns fall to #28 in latest power rankingsNFL Spin Zone's weekly power rankings saw the Browns take a dive to #28, after jumping to #24 last week. If the Browns are able to pull off an upset in London, they will jump back up the rankings.