CASA GRANDE, Ariz. (AP) — The Latest on a quadruple shooting in Casa Grande, Arizona. (all times local):

3:50 p.m.

The mother of one of the suspects in a quadruple shooting in Casa Grande, Arizona, says she feels shock, horror and dismay.

Mary Lou Rodriguez said in a written statement that she is the mother of Alec Javier Perez, one of two suspects held in the slaying of four people Thursday in the southern Arizona city.

Rodriguez says she loves her son but does not condone or accept violent behavior. Rodriguez expressed condolences to the victims' loved ones.

Police say 31-year-old Alec Javier Perez and 22-year-old Rodney Ortiz Jr. remain jailed after being arrested Thursday on suspicion of four counts of first-degree murder.

The victims are identified as 32-year-old Justin Allen Yates, 27-year-old Jose Martin Aguilera, 31-year-old Connie Carrera and 29-year-old Crysta Proctor.

Police said Proctor was the estranged wife of Perez.

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2:21 p.m.

Casa Grande police have identified the two suspects arrested and the victims in a quadruple killing attributed to domestic violence, saying that one of the victims was the estranged wife of one of the suspects.

Police say 31-year-old Alec Javier Perez and 22-year-old Rodney Ortiz Jr. remain jailed after being arrested Thursday on suspicion of four counts of first-degree murder.

The victims are identified as 32-year-old Justin Allen Yates, 27-year-old Jose Martin Aguilera, 31-year-old Connie Carrera and 29-year-old Crysta Proctor.

Police said Proctor was the estranged wife of Perez.

Police say the case has been submitted to the Pinal County Attorney's Office for review.

A police department spokesman, Officer Thomas Anderson, says he doesn't know whether the suspects have attorneys who could comment on the allegations.

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