Lyle Menendez has his hearing Friday. Several of the concerns raised in denying parole to Erik suggest Lyle faces considerable hurdles in his own bid for release.

© Jamie Lee Taete for The New York Times

One legal avenue the Menendez brothers have pursued remains open to them: a habeas petition, which is a vehicle for challenging unlawful detentions.

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© Mike Blake/Reuters

The two will have separate hearings, and it is not at all certain that the outcome will be the same for each man.

The two will have separate hearings, and it is not at all certain that the outcome will be the same for each man.

© Associated Press