The campaign of Sen. Jon Husted, a Republican from Ohio, said that it had fired its political director after learning that he once posted a photo of Nazi soldiers as his profile picture on Facebook.The political director, Stephen B. Woytek, 25, was named in August to his role working for Husted, who is running in one of a handful of competitive races that could determine control of the Senate in November. Amy Natoce, a spokesperson for the Husted campaign, said in a statement Friday that Woytek’s social media use showed a “complete lack” of judgment and a “disregard for its...