What...what....WHAT?! The BBC announced David Tennant and Catherine Tate will return to Doctor Who as part of the show's 60th anniversary celebration in 2023. But will that be as part of a special? A miniseries? A web exclusive? We just don't know know, but we're exploring what it means that the Tenth Doctor and Donna Noble are back and how that might impact newly announced Doctor Ncuti Gatwa's debut on today's Nerdist News.