TV Ratings: Fox Wins Wednesday With 'MasterChef,' 'Big Brother' Dips

Talent competition "America's Got Talent" rises for NBC.

Fox topped Wednesday with the help of MasterChef.

Gordon Ramsay's cooking competition series delivered 5.8 million total viewers and a 2.2 rating in adults 18-49, boosting Fox to a victory in the latter category on the evening, though the show was down 4 percent from its last two-hour block in July.

Meanwhile, NBC's America's Got Talent (9.7 million, 2.2) rose 5 percent, which led to a steady showing for summer drama Camp (3.5 million, 0.9), which matched a series low.

CBS' Big Brother (6.3 million, 2.0) slipped a little for Thursday's installment, dropping 9 percent.

ABC's Nightline: The Lookout improved 14 percent from its previous episode, averaging 3.3 million viewers and a 0.8 rating.

Fox won the evening among adults 18-49 with a 2.2 rating, followed by NBC (1.5), a tie between CBS and Univision (1.3), ABC (0.8), Telemundo (0.5) and The CW (0.3).

Among total viewers, NBC topped the evening with a 6.4 million average, followed by Fox (5.8 million), CBS (5.5 million), Univision (3.3 million), ABC (3.2 million), Telemundo (1.2 million) and The CW (976,000).

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