TOBA TEK SINGH - The National Institute of Health Islamabad confirmed on Sunday polio virus in another child of Toba one-year-old Umer Draz, son of Allah Ditta, a resident of Chak 749/GB.  It is to be noted that in November, the NIH had confirmed polio virus in two other children of the district. Stool sample of Umer Draz was sent to lab for the test. Meanwhile, DO Health Dr Hameed said that the child had been administered anti-polio vaccine in every campaign since his birth.