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. Sheriff Manuel Treviño confirmed the suspect's arrest but did not release the identities of the victims or the suspect.

The suspect is expected to make a first appearance on Monday, followed by a news conference by the sheriff's office. Further details about the case have not been released. More information about the investigation and the upcoming news conference may be available from the sheriff's office on Monday.