Tragedy has struck the family of "Sandlot" actor Marty York, his mother, a sheriff's deputy, was murdered in her own home ... and cops are on the hunt for the alleged killer.
Cops say Deanna Esmaeel was found dead Thursday inside her home in Crescent City, California. On Friday, the Del Norte County Sheriff's Office -- where Deanna is a deputy -- put out an alert to the public in hopes of tracking down Deanna's boyfriend, Daniel James Walter.
Investigators say Walter, who recently changed his name to Edward Patrick Davies, is the suspect in Deanna's murder .