The West Wing star Mary McCormack has revealed that a “very special” announcement about the show will be made next Wednesday, January 24.McCormack played Deputy National Security Adviser Kate Harper on the Emmy-winning political drama, which ran on NBC from 1999 to 2006.On her Instagram account, McCormack wrote: “Calling all #Wingnuts! West Wing fans – we have something very special in the works that we’ll be sharing with you next week, so stay tuned here for our big reveal on Jan. 24th.