The Pro Bowlers Association and United States Bowling Congress have announced a partnership that will enable USBC Sport Bowling members to get a discount on PBA’s Xtra Frame online channel. Sport Bowling members for the 2013-2014 season can receive $15 off a yearly subscription to Xtra Frame — meaning it costs $49.99 instead of $64.99 — by visiting xtraframe.tv and signing up by the end of September, according to this USBC news release. The necessary promotional code will be...