The former romantic partner of the man accused of killing Charlie Kirk told an investigator that the accused gunman seemed nervous the morning after the shooting. Video of his interview was played at a hearing on Thursday.

Day 4 of the preliminary hearing in the Charlie Kirk murder case brought another major courtroom development as prosecutors presented a recorded interview with Lance Twiggs, identified in court as Tyler Robinson's romantic partner at the time of the shooting.

Tyler Robinson, accused of killing the Turning Point USA co-founder, returns to court Monday as prosecutors seek to show enough evidence exists for the case to proceed to trial.

Watch live as a Utah judge holds an evidentiary hearing in the case of Tyler Robinson, the man charged with killing Charlie Kirk, as his defense attorneys seek to hold prosecutors in contempt for comments outside court about the bullet that killed Kirk.