VIDEO----> TRUMP: I Will Bring a Lawsuit Against Ted Cruz If He Doesn't Apologize For His Lies

The last 2 polls in South Carolina have Trump leading by 22 points (CBS NEWS) and 20 points (ARG) and instead of staying on message and sitting on his lead, he calls a presser and rips into Ted Cruz and saying he will bring a lawsuit against Ted Cruz if he doesn't apologize for "his lies." Who is advising him?

 "We will bring a lawsuit if he doesn't straighten up, he's a lying guy"

Here's the video--->