It was a busy week for Rusty Yates. While his wife, Andrea, was being sentenced to life in prison for drowning their five children, Yates defended her in an interview on the “Today” show in New York. That night he was in Los Angeles, doing the same with Larry King of CNN. Wednesday was Oprah’s turn in Chicago. But as he crisscrossed the nation, simmering questions about his own accountability have boiled over. Andrea’s mother and siblings told reporters that Rusty, a controlling husband who often downplayed his wife’s mental illness and shut them out, bears some responsibility for the...