There reaches a time in every campaign in which the only people who are convinced that the candidate has a legitimate chance to win is the candidate himself and the most loyal (or ambitious) aides. The polls look rotten. Every argument against other candidates has been tried and lost. It’s time to pack it in — especially if continued participation in the race involves a dangerous outcome to the party and the country — but no one, not even those with his interests at heart, has the nerve to tell the candidate.
Here is what someone should be telling Sen. Marco Rubio (R-Fla.).