It wasn't a callout, so to speak. That happens in UFC fights. It happens in pro wrestling. But it was a glimpse into who President Trump thinks he matches up well against in the 2020 election.
Trump, while peaking in the Oval Office yesterday, said he'd rather run against former New York City Mayor Mike Bloomberg than Vermont Senator Bernie Sanders.
It's not that Trump is afraid of Sanders. It's just he thinks Bloomberg is the candidate that has more weak points to target.
You can check out the video below, and read more HERE.