 Nyorai kupfuurira kweiyi ndima - Muna May 1989, Rumack akashanyira Georgia sorutivi rweboka renzanga nhatu dzakarayirwa naVanachiremba veKodzero dzaVanhu kuti vaongorore kushandiswa kunobvira kwegasi rine chepfu panguva yenjodzi yaApril 9. Akakwanisa kuziva gasi racho se chloropicrin inova gasi rehondo risiri pamutemo achishandisa mass spectrometer paTbilisi State Medical University. 