FX wants another chapter of Ryan Murphy’s “American Horror Story.” The network announced today the anthology series has been renewed for a fifth installment, following the premiere of Season 4, which it said is now the most-watched telecast in FX history.The 13-episode new season will debut in October of 2015. According to the network, American Horror Story: Freak Show debuted to 10 million total viewers–a figure which includes same-day ratings and three days of time-shifted viewing.