Game seven of the closely contested American League Championship Series between the Boston Red Sox and the Tampa Bay Rays drew the largest ever TV audience of any MLB playoff game aired on cable, Nielsen reported Tuesday.  
The game, which aired on TBS Sunday night, drew almost 13.4 million average viewers, easily surpassing game four of last year’s Indians v. Yankees division series, which claimed second place overall with 9.2 million average viewers.
TV viewership of the ALCS games surged after the Red Sox overcame a seven-run deficit in game five to beat the …