For those of you old enough to remember, or for those students of American history, you’ll no doubt recall the term “unindicted co-conspirator” was used to describe Richard Nixon during Watergate. A sitting president can’t be indicted, but his crimes didn’t go unnoticed. The Watergate grand jury used term in secret indictments returned against other conspirators in early 1974. It was eventually reported in the Los Angeles Times in June 1974. Richard Nixon resigned on August 9, 1974. Could Robert Mueller follow his Watergate predecessors? Is Donald Trump headed for the same fate? Slate has a must read.