Dallas, Rizzoli & Isles Dallas, Rizzoli & Isles

TNT has renewed freshman series Dallas and drama Rizzoli & Isles, the network announced Friday.

Rizzoli & Isles has been renewed for a 15-episode fourth season. In its new Tuesday timeslot, the cop drama has drawn 7.1 million viewers, ranking as the No. 1 returning scripted series on basic cable this summer. Starring Angie Harmon and Sasha Alexander, the series averaged 8.8 million viewers during Season 1 and 8.4 million viewers in Season 2.

"Anchoring a new night in its third season, Rizzoli & Isles has proven itself to be a strong and enduring hit, not only in terms of the great storylines and performances, but also in terms of the show's stellar ratings," said Michael Wright, president and head of programming for TNT, TBS and TCM. "We're thrilled that Rizzoli & Isles will continue to be a vital part of the TNT lineup."

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Meanwhile, the Dallas reboot has been picked up for a 15-episode second season, which is slated to air in 2013. In its first season, the new drama has been averaging 6.9 million viewers, making it basic cable's No. 1 new series this summer.

"Dallas has been a success for us on every level: pitch-perfect writing, smart directing and buzz-worthy performances by a new generation of stars and their iconic counterparts," said Wright. "With Dallas' top-flight ratings, robust growth through time-shifted viewing and the extensive online buzz, it's clear the Ewings of Southfork have once again captured the imagination of viewers."