THE family of 43-year-old Carsha Johnson Sinclair, who died at the National Chest Hospital yesterday after plunging one storey through a garbage disposal chute from the ward on which she was admitted, is accusing the hospital of negligence.Sinclair's husband, Dave, and her sister-in-law Lorraine Rowe believe Johnson Sinclair was left unattended from shortly after midnight to 5:30 am yesterday, when a nurse, who had gone to attend to her, discovered her missing.