From Masterpiece PBS Facebook page:
Downton Abbey Season 4 News! Just announced by MASTERPIECE Executive Producer Rebecca Eaton at PBS Annual Meeting -- Downton Abbey Season 4 will premiere Sunday, January 5, 2014. See the cast speculate about what may be ahead for their characters in this all-new video. What do you hope will happen? Watch Downton Abbey: The Cast on Hopes for Season 4!