Jennifer Lopez?s ?World of Dance? hit a Wednesday high in ratings, when the dance competition series paired with ?America?s Got Talent? for an NBC win. According to preliminary numbers, NBC was first in ratings with a 1.3 rating/6 share in the advertiser-coveted 18-49 demographic and in total viewers with an average of 6.6 million. The Wrap reports from 9-11, ?World of Dance? put up a 1.2/5 and 5.1 million viewers.