One of the biggest unsolved mysteries of the Flyers’ 2010-11 season is what happened to the team’s power play. After posting 20 percent-plus success ratios in each of the three previous seasons — as well as during the team’s run to the 2010 Stanley Cup Final — Philadelphia’s power play slipped to16.6 percent (19th in the league) during this year’s regular season and 14.3 percent in the playoffs.

Original post: Bill Meltzer