With a boost from following a NASCAR race, the viewership for Sunday’s PBA Playoffs quarterfinals show set a record for a PBA show on FS1. Sunday’s 2-hour Playoffs show that aired starting a little late at 5:37 p.m. Central time drew average viewership (measured every 15 minutes) of 593,000, with 103,000 in the key 18-49 category, SportsMediaWatch.com reported in this story. That broke the record viewership for FS1 of 541,000 set with the 2020 PBA Players Championship on Saturday,...