Hillary Clinton's campaign sent a troll tweet after Ted Cruz's speech. | Getty Hillary Clinton tweet: 'Vote your conscience'

It didn’t take long for Ted Cruz’s fatal turn-of-phrase to become a Hillary Clinton campaign bonanza.

At 11:26 p.m., close to an hour and a half after the end of Cruz’s convention speech on Wednesday, Clinton tweeted, “Vote your conscience” with a link to a voter registration page.

