ista ▁ch el on itis ▁is ▁a ▁moth ▁of ▁the ▁family ▁E lach ist idae . ▁It ▁is ▁found ▁in ▁South ▁Africa , ▁Ken ya ▁and ▁Mal aw i . ▁ ▁References ▁ ▁ch el on itis ▁Category : M oth s ▁described ▁in ▁ 1 9 0 9 ▁Category : M oth s ▁of ▁Africa <0x0A> </s> ▁On ▁June ▁ 2 9 , ▁ 2 0 0 3 , ▁the ▁dead liest ▁por ch ▁collapse ▁in ▁United ▁States ▁history ▁occurred ▁in ▁Chicago . ▁An ▁over loaded ▁bal con y ▁col lapsed ▁during ▁a ▁party ▁in ▁an ▁a partment ▁building , ▁killing ▁th ir teen ▁people ▁and ▁seriously ▁inj uring ▁fifty - se ven ▁others . ▁The ▁en su ing ▁investigation ▁was ▁highly ▁critical ▁of ▁the ▁way ▁the ▁bal con y ▁was ▁built , ▁finding ▁a ▁large ▁number ▁of ▁errors ▁in ▁its ▁construction ▁which ▁ultimately ▁resulted ▁in ▁the ▁collapse . ▁However , ▁the ▁building ' s ▁owner ▁continues ▁to ▁bl ame ▁over c row ding ▁on ▁the ▁bal con y ▁for ▁its ▁complete ▁struct ural ▁failure , ▁although ▁he ▁has ▁taken ▁steps ▁to ▁strength en ▁the ▁bal con ies ▁at ▁his ▁properties ▁to ▁prevent ▁a ▁rec urrence ▁of ▁the ▁dis aster . ▁The ▁accident ▁resulted ▁in ▁swe eping ▁ins pe ctions ▁of ▁ ▁similar ▁structures ▁across ▁Chicago , ▁with ▁ 1 , 2 6 0 ▁cases ▁being ▁acted ▁on ▁by ▁the ▁city ▁authorities . ▁ ▁Background ▁The ▁por ch ▁was ▁attached ▁to ▁the ▁rear ▁of ▁an ▁a partment ▁building ▁located ▁in ▁the ▁Lincoln