In the midst of the third day of jury selection in Donald Trump’s so-called “hush money” trial, former U.S. Attorney Joyce Vance cautioned the former president to dial it back as his legal team and prosecutors working for Manhattan District Attorney Alvin Bragg attempt to move the proceedings forward. With Trump already butting heads with Judge Juan Merchan, which has led to the scheduling of a hearing next Tuesday over accusations the former president has already committed multiple violations of agag order the judge imposed to protect potential witnesses and jurors, Vance told MSNBC host Andr…