UPDATED with GLAAD response: Alabama Public Television has refused to air PBS’ recent episode of kids series Arthur, which featured a same-sex marriage. In the episode, titled “Mr. Ratburn and the Special Someone”, the title character’s third-grade teacher Mr. Ratburn gets married — to Patrick, a chocolatier. Mike…

It was a big day for the kids in Mr. Ratburn’s grade-school class — and, by extension, the children (and parents) who watch the long-running PBS Kids series Arthur. In today’s Season 22 premiere of the animated show, Arthur and his friends learn that their teacher Mr. Ratburn was going to be married. What none of them…