Scandal: RNC Chairman Reince Priebus reminds us of the similarity between the 18-1/2-minute gap that doomed a presidency and an email server wiped clean by a lawyer who served on a Watergate committee staff. Hillary Clinton should know better, know that the cover-up is often worse than any crime, for she once worked as a member of the impeachment inquiry staff for the House Judiciary Committee investigating the "third-rate burglary" at the Watergate Hotel that doomed Richard Nixon's presidency. The end came when tapes of presidential conversations were found and became public knowledge with one tape containing that famous 18-1/2-minute...