ving visible bite marks on Mejia. Flight attendants provided zip ties and rolls of duct tape to help restrain him.

Mejia wrapped duct tape around Lundeen's chest, arms, hands and head, binding him to his seat, Olenick said.

The altercation forced the plane to make an unscheduled emergency landing in Baltimore, where Lundeen was arrested by Maryland Transportation Authority Police.

During a hearing in September, Lundeen told a judge that he did not remember any of what happened.

Dig deeper:

Lundeen, who was employed as a real estate agent, was fired immediately by Long Realty. In a public statement, the company said the agent's actions were  wholly inconsistent with the professionalism, integrity, compassion, and respect for others  expected from its team.

American Airlines commended the crew and passengers for their swift intervention, saying  the safety and security of our customers and team members is our top priority, and we do not tolerate violence. 

If convicted, Lundeen faces a maximum sentence of up to 20 years in prison for interfering with flight crew members and up to one year for assault.