Transcript for Attorneys for Michael Skakel hope new evidence will clear him
First, a new development in a decades-old murder case involving a cousin of the kennedys. This story with so many twists and turns. The lawyers for Michael skakel say there may be new evidence that could affect his conviction in the death of Martha moxly when the two were teenagers. The lawyers for skakel say that that potential evidence, a golf club handle, may have been turned over to police almost 20 years ago. But disappeared. Now they want to talk to the people they think may know what happened. Attorneys for Michael skakel are fighting to get testimony they say could disprove the prosecution's claim that the golf club used to murder mar thmartha Moxley belonged to the sakakel family. Reporter: Skakel served 11 years behind bars until his conviction was overturned if 2013. A judge rulg his legal team had mishandled his defense. He didn't get fair trial. Reporter: Last September, the conviction was reinstated. What I do every day is pray to god and to Martha that whoever did this crime is brought to justice. Reporter: In court document, his attorneys say time is of the essence to get details about a golf club found on the estate of family friend. The te dense investigators say a proerpty manager for that Esta estate, Peter room, gave that club to police in the late 1990s. According to the lawyers, police deny ever receiving it. There's a big question about, where is it? Who had it? Who has it? If it's related to this murder in my way, shaping or form. Reporter: Skakel's attorneys issued a subpoena for Philip drake, the attorney for the now deceased Phil lip broom. Saying new testimony could prove that the murder weapon did not belong to Michael skakel. In response to the latest move, Martha moxly's family saying the jury got it right. It's another fiction-based maneuver by the skakel team. Now a look at our Easter forecast.
This transcript has been automatically generated and may not be 100% accurate.