Rabbi Ovadia Yosef celebrated his 93rd birthday on Monday in a novel way – by attending the ceremony at which his son, Rabbi Yitzhak Yosef, was inducted as Israel’s chief Sephardi rabbi. But the ceremony was not entirely festive: It included a vicious outburst by a senior member of Yosef’s Shas party, who accused a rival religious party, Habayit Hayehudi, of being like a child who...