Hubert Santos, a defense attorney for Michael Skakel, right, questions Frank Garr, not seen, a witness on the stand, Tuesday, April 24, 2007, at Stamford Conn. Superior Court. Skakel is seeking a new trial in his conviction of the Greenwich, Conn. 1975 murder of Martha Moxley. (AP Photo/Douglas Healey, Pool).

Michael Skakel, right, and defense attorney Hope Seeley, left, listen to a videotaped deposition during a hearing at state Superior Court in Stamford, Conn.,Monday, April 23, 2007, to determine if Michael Skakel can get a new trial in his 2002 conviction for the 1975 murder of Martha Moxley in Greenwich, Conn.
(AP Photo/Chris Preovolos).

Michael Skakel, right, and attorney Hope Sheeley, left, appear during a hearing at state Superior Court in Stamford, Conn., Monday, April 23, 2007, to determine if Michael Skakel can get a new trial in his 2002 conviction for the 1975 murder of Martha Moxley in Greenwich, Conn. (AP Photo/Chris Preovolos).

As defense attorney Hubert Santos reads a passage from Len Levitt's book, "Conviction," Michael Skakel, right, looks at Levitt as he gives testimony at Superior Court in Stamford, Conn., Friday, April 20, 2007. Skakel is trying to get a new trial after his 2002 conviction for the 1975 killing of Martha Moxley.
(AP Photo/Andrew Sullivan).

As Michael Skakel, right, covers his face during a tense moment in testimony, defense attorney Hubert Santos questions author Len Levitt about the book Levitt wrote concerning the Martha Moxley murder, at Superior Court in Stamford, Conn., Friday, April 20, 2007. Skakel is trying to get a new trial after his 2002 conviction for the 1975 killing of Martha Moxley. (AP Photo/Andrew Sullivan).

Michael Skakel right, attends a hearing at Stamford, Conn., Superior Court, Tuesday, April 17, 2007, with his attorneys Hubert Santos and Hope Selly, standing left. Skakel, who was convicted in 2002 for the 1975 murder of Martha Moxley, is seeking a new trial. (AP Photo/Douglas Healey).

Michael Skakel center, attends a hearing at Stamford, Conn., Superior Court, Tuesday, April 17, 2007, with his attorney, Hubert Santos. Skakel, who is serving 20 years to life in prison, is asking for a new trial in the 1975 bludgeoning death of his neighbor, Martha Moxley, when both were teenagers. Robert F. Kennedy Jr. has long maintained his cousin's innocence in the death of the teenage girl. Now, he plans to testify on his behalf as Michael Skakel seeks a new murder trial. (AP Photo/Douglas Healey).

Michael Skakel sits in the courtroom at Superior Court in Stamford, Conn., in this April 17, 2007 file photo, during a hearing to determine whether he would get a new trial for the 1975 murder of 15-year-old Martha Moxley. On Thursday, Oct. 25, a judge in New Haven denied Skakel's bid for a new trial, rejecting the Kennedy cousin's claim that two other men committed the killing that sent him to prison, his attorney said. (AP Photo/Bob Child).

Michael Skakel wipes tears from his eyes as Cliff Grubin takes the witness stand Tuesday, April 24, 2007, in Stamford Superior Court in Stamford, Conn., during the Skakel's appeal of his conviction in the 1975 murder of Martha Moxley in Greenwich, Conn. Skakel attended a reformatory school where he met Grubin.
(AP Photo/Douglas Healey).

Michael Skakel listens to testimony in a hearing at state Superior Court in Stamford, Conn., Friday, April 20, 2007. The hearings are to determine if he can get a new trial for his 2002 conviction in the 1975 killing of Martha Moxley. (AP Photo/Andrew Sullivan).

Michael Skakel covers his face at the end of author Len Levitt's testimony at Superior Court in Stamford, Conn., Friday, April 20, 2007. Skakel is trying to get a new trial after his 2002 conviction in the 1975 killing of Martha Moxley. (AP Photo/Andrew Sullivan).

Michael Skakel stands in Superior Court in Stamford, Conn., Thursday, April 19, 2007, for a hearing to determine if can get a new trial. Skakel was convicted in 2002 for the 1975 murder of Martha Moxley.
(AP Photo/Douglas Healey).

Michael Skakel, who was convicted in 2002 for the 1975 murder of Martha Moxley, attends the second day of hearings at Stamford, Conn., Superior Court, Wednesday, April 18, 2007. (AP Photo/Douglas Healey).

Michael Skakel holds his head on the second day of hearings at Stamford, Conn., Superior Court, Wednesday, April 18, 2007. Skakel is appealing his 2002 conviction for the 1975 murder of Martha Moxley. Both were 15 at the time. (AP Photo/Douglas Healey).

Michael Skakel enters court in Norwalk, Conn., in a Tuesday, May 14, 2002 file photo, where he is on trial for the murder of Martha Moxley in 1975. Robert F. Kennedy Jr. is expected to testify Tuesday in support of his cousin Skakel's bid for a new trial for the 1975 murder of a teenaged girl. (AP Photo/Douglas Healey, File).

Kennedy cousin Michael Skakel leaves Superior Court in Norwalk, Conn, in this May 2002 file photo. Skakel is going back to court this week in a bid for a new murder trial, adding yet another twist to a case that has spawned decades of intrigue. (AP Photo/Bob Child).

At Superior Court in Stamford, Conn., Friday, April 20, 2007, Michael Skakel takes notes during a hearing in which he is trying to get a new trial for his conviction in the 1975 murder of Martha Moxley. (AP Photo/Andrew Sullivan).

In this Friday June 7, 2002 picture, Michael Skakel enters the court in Norwalk Conn. for the deliberation phase of his trial. The Supreme Court on Monday, Nov. 13, 2006 let stand the murder conviction of the Kennedy cousin who is serving a prison term of at least 20 years. (AP Photo/Bob Child).

Michael C. Skakel biography