TV ratings: 'Under the Dome' tops Monday, 'Ninja Warrior' rises Mackenzie Lintz plays Norrie in CBS' "Under the Dome." Brownie Harris / CBS By Ryan Faughnder September 3, 2013, 9:36 a.m. There are only two episodes to go in the first season of CBS' "Under the Dome," which brought in 10.71 million viewers and a rating of 2.6 in the key 18-to-49-year-old demographic Monday night, according to early numbers from Nielsen. The season's 11th episode, which opened with the kids trying to figure out the mysteries of the mini dome that now has a Monarch butterfly inside it, increased its key demo rating 4% from last week. "Under the Dome" drew the most total viewers and was the highest-rated show in the 18-49 and 25-54 demographics. Meanwhile, CBS and Time Warner Cable have finally ended their month-long dispute that blacked out CBS-owned stations for more than 3 million customers in Los Angeles, New York and Dallas. NBC's two-hour "American Ninja Warrior" telecast drew an average of 5.51 million viewers and increased its rating in the 18-49 demo by 6%, to a 1.8. "Siberia" followed with 1.9 million viewers and a rating of 0.7, up 17% compared with last week. Sandwiched between reruns of "Shark Tank" and "Castle," ABC's "Mistresses," based on the British series of the same name," grew its audience to 4.1 million and increased its rating among 18-to-49-year-olds by 30%, to a 1.3. Fox was showing reruns. Follow on Twitter: @rfaughnder