Boitlhakiso Tlhaloso:
Morero o teng toropong e nyane e ntle ea Murrysville, Pa e ka bang metsotso e 20 ka bochabela ho Pittsburgh. Ke qetile lilemo tse fetang 10 ke ikoetlisa ka bongaka ba meno 'me ke koetlisitsoe ke Dr.Hal Huggins ka protocol ea hae mme hape ke bile le thabo ea matsoho a maholo koetlisong ea Dr. Blanche Grube.