After Richard Nixon’s chief staff members, John Erlichman and Bob Haldeman, were jailed for their roles in the Watergate scandal, doubts still persisted whether Nixon himself was involved. But as the Mexican proverb reminds us, “tell me who your friends are and I’ll tell you who you are.” Nixon was finally impeached. Will history repeat itself now that Robert Mueller has filed indictments on several of Trump’s closest advisers?

— Michael Nauenberg, Santa Cruz