But nipping at its heels was the Wednesday edition of NBC's "America's Got Talent." It drew more than 10.7 million viewers, just 2,000 fewer than saw "Under the Dome."
For the week, CBS logged six of the Top 10 programs and led overall in prime time with an average 5.34 million viewers. NBC was second, followed by ABC, Univision and Fox.
USA was the week's most popular cable network.
NBC's "Nightly News" topped the evening newscasts with an average of 7.8 million viewers. It was followed by ABC's "World News" and the "CBS Evening News."