Podcast:48 Hours Published On: Sun Jul 02 2023 Description: After a mother of two vanishes on Mother’s Day, bizarre clues emerge — a chipmunk alibi, a tranquilizer gun and a spy pen. "48 Hours" correspondent Peter Van Sant reports.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.