ABC's controversial new reality series "The Glass House" saw a minor improvement Monday night, while NBC took an overall win with the combination of the U.S. Olympic trials and "America's Got Talent," according to preliminary numbers.
NBC took first place in ratings with an average 2.7 rating/8 share in the advertiser-friendly 18-49 demographic and also took top honors in total viewers with an average 9.7 million.
"U.S. Olympic Trials '12: Swimming Finals" was down slightly from its 2008 counterpart with a 1.8/6, and drew 7.3 million total viewers. "America's Got Talent" the following hour was the highest-rated and most-watched show of the night with a 2.9/9 and 10.2 million total viewers.
Fox grabbed second place in ratings and third in total viewers with an average 2.3/7 and 6 million. Its slate of Gordon Ramsay-related programming hed mostly steady with last week, starting with "Hell's Kitchen" at 8, which drew even in ratings with a 2.4/8 and inched up slightly in total viewers with 5.8 million.
"MasterChef" the following hour saw a minor uptick in ratings with a 2.3/6, and also saw small growth in total viewers with 5.4 million.
ABC took third place in ratings with a 2.1/6 and second in total viewers with 6 million. Its primetime slate showed modest ratings improvement across the board, with "The Bachelorette" climbing 9 percent to a 2.5/8 and drawing 7.4 million total viewers.
"The Glass House" the following hour, which sparked a lawsuit from CBS due to its apparent similarities to that network's "Big Brother" and has floundered in the ratings since its soft premiere last month, was also up 9 percent in the demo, posting a 1.2/3 and taking 3.3 million total viewers.
Univision grabbed fourth place in ratings and fifth in total viewers with an average 1.3/4 and 3.4 million.
CBS, which ran repeats throughout the night, took fifth in ratings and fourth in total viewers with an average 0.9/3 and 4.2 million.