Synopsis
Singer Christina Grimmie was killed by a stalker and Ivanka Trump has been stalked, too; now, an "NCIS" star is trying to change stalking laws. "48 Hours" correspondent Erin Moriarty investigates.
Singer Christina Grimmie was killed by a stalker and Ivanka Trump has been stalked, too; now, an "NCIS" star is trying to change stalking laws. "48 Hours" correspondent Erin Moriarty investigates.