The 36-year-old Langenbrunner had six goals and 18 assists in 70 games last season. The 17-year veteran played in his 1,000th career game last season and has added leadership to a team that posted 109 points.
The 27-year-old Crombeen was traded along with the Blues' fifth-round draft pick for the Lightning's fourth-round picks in 2013 and 2014. Crombeen had a goal and two assists along with 71 penalty minutes in 40 games last season.
Not only is it a great idea, but if you don't [start using analytics] you're going to fall behind. You have to be on the cutting edge. It was [Arizona Coyotes assistant general manager] Darcy Regier who said, 'If you didn't invent it, you have to be the second- or third-best copier, because if you're fourth or fifth you've got no chance.'
— Detroit Red Wings coach Mike Babcock on his interest in advanced statistical analysis