The NBA Finals took its customary spot atop the sports ratings charts on Wednesday, June 12. Wednesday’s Celtics-Mavericks NBA Finals Game 3 averaged a combined 6.0 rating and 11.43 million viewers across ABC (5.7, 10.97M) and ESPN (0.27, 453K), flat in ratings and up 2% in viewership from Nuggets-Heat last year (6.0, 11.24M) and the most-watched sporting event of the day.