The trial of Daniel Penny, the former Marine charged with killing Jordan Neely aboard a New York City subway, featured testimony from a man who helped the defendant restrain the victim.

Jordan Neeley’s death was a direct result of the chokehold Daniel Penny held him in, a medical examiner testified Friday, rebutting assertions from the defense team that the former Marine did not apply enough pressure to kill the subway rider and that his death could have had some other cause.

Eric Gonzalez, who is seen on video holding Neely by the wrist ... was restraining Neely but he heard people yelling for police to be called. He also said he noticed “Jordan Neely's clothing was that of a vagrant, as if he was homeless, dirty, ripped ...