Republican frontrunner Donald Trump turned to Twitter Friday night to target a handful of conservatives who have openly criticized his campaign as of late.
Trump, who has become known for his online tirades, first took aim at his favorite target: 2016 rival Jeb Bush.
Just watched Jeb's ad where he desperately needed mommy to help him. Jeb — mom can't help you with ISIS, the Chinese or with Putin.
— Donald J. Trump (@realDonaldTrump) January 23, 2016
The billionaire businessman then...