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Thursday, July 18, 2019 ratings — New episodes: iZombie, The Outpost, Love Island, Big Brother, Elementary, Holey Moley, Family Food Fight, Reef Break, Hollywood Game Night, MasterChef, and Spin the Wheel. Reruns: The Wall and Law & Order: SVU.

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These are the fast affiliate ratings. The percentages represent the change since the previous original episode. (Percentages aren’t given for reruns or specials.) To see past ratings for a particular show, click the show’s link. The show pages are updated with the daily final ratings when they become available. Those pages include season averages to date.

What were you watching last night? Original network programming, reruns, cable, or something else?