Will 'Game of Thrones' Run Out of Source Material? HBO 'Not Concerned'

LOS ANGELES — HBO execs aren't worried that their monster hit Game of Thrones could run out of source material

With George R. R. Martin in the midst of writing The Winds of Winter, the sixth book in the series on which the show is based, the network's president of programming, Michael Lombardo, says they're "not concerned about it."

See also: 18 Best Twitter Reactions to 'Game of Thrones' Season Finale

“At least with respect to next season, every step, every move is being choreographed very closely with [Martin]," he said during a panel at the Television Critics Association press tour, taking place in Los Angeles. "Certainly after next year, we will have to figure it out with George if his book's not finished by that point." Read more...

More about Tv, Television, Hbo, Entertainment, and Game Of Thrones