A suspect is in custody in connection with a quadruple homicide. The Cameron County Sheriff's Office is investigating the killings, which occurred on Road 810. The sheriff's office has not released the identities of the victims or the suspect.

The suspect will make a first appearance on Monday, and the sheriff's office will hold a news conference afterwards. Sheriff Manuel Treviño announced the plans for the news conference.

Further details about the case are not available at this time, but the sheriff's office is expected to provide more information after the suspect's first appearance and the news conference.