A lawyer who was rebuked on the witness stand by the judge overseeing Donald Trump’s hush money trial could face possible sanctions. New York lawyer Robert Costello will likely be reported to the state bar after rolling his eyes and making negative comments while testifying this week for the former president’s defense, which prompted justice Juan Merchan to clear the courtroom and admonish his “contemptuous” behavior, reported Newsweek. “It is truly outrageous behavior trying to make it about yourself when you are a mere witness,” John J. Perlstein, a senior Los Angeles litigator, told the pub…