katie couric 450x275 gi Katie Couric signs on for 'GMA' guest hosting gig; Chris Rock returns to late nightKatie Couric — who rose to fame logging the early a.m. duty for NBC’s “Today” show before taking over the “CBS Evening News” anchor chair — will guest-host ABC’s “Good Morning America” for a week starting Monday (April 2). She’ll be filling in for the vacationing Robin Roberts and share hosting duties with regular George Stephanopoulos.

Rosario Dawson is working with “The Walking Dead” co-executive producer Gale Anne Hurd to bring graphic novel “O.C.T.” to A&E as a pilot. The novel — which Dawson co-created with David Atchison and Tony Shasteen — centers on a character named Sophia Ortiz, a new member of the NYPD’s Occult Crimes Taskforce. [THR]

Chris Rock is returning to late night. He’ll be executive producing a new series for FX starring comedian W. Kamau Bell. The weekly half-hour show is slated to cover tops like pop culture, race, politics, religion, the media and sex. [LA Times]

– When Kelly Ripa returns from vacation on April 9, she’ll be hosting “Live! with Kelly” from a brand new set. According to a press release, the new space, “has the feel of a contemporary downtown-style loft, spacious and yet maintaining the studio’s warmth and intimacy.” Ripa will be sharing the space — at least temporarily — with guest co-hosts Howie Mandel, Carson Kressley and Joel McHale.