Los Angeles County District Attorney George Gascón said the Menendez murder case is being reviewed by his office — naming two specific new factors in the case that prosecutors are looking at ahead of a court hearing next month.

Prosecutors in Los Angeles are reviewing new evidence in the case of Erik and Lyle Menendez to determine whether they should be serving life sentences for killing their parents in their Beverly Hills mansion more than 35 years ago,

New evidence was presented to the Los Angeles County District Attorney's Office that needs to be reviewed in the Menendez brothers case, authorities said.

Prosecutors in Los Angeles are reviewing new evidence in the case of the Menendez brothers, who were convicted of killing their parents in their Beverly Hills mansion more than 35 years ago.

Undated file combo image of brothers Erik (L) and Lyle Menendez who were convicted March 20, 1996 of the first degree murder of their wealthy Beverly Hills parents. The brothers were sentenced to life imprisonment.

The convictions of Erik and Lyle Menendez, who were jailed more than three decades ago for the murder of their parents in the US, are set to be reviewed. The brothers shot Jose and Kitty Menendez at their Beverly Hills mansion in 1989,

Here is a look at the key events of the Lyle and Erik Menendez case - from the 1989 killings of their parents through today.