Legendary Pakistani social worker Edhi has died in Karachi

FILE - In this Monday, Aug. 2, 2010 file photo, Pakistan's humanitarian leader Abdul Sattar Edhi collects donations at a roadside in Peshawar, Pakistan. The family of Pakistan's legendary philanthropist Abdul Sattar Edhi say he has died at a hospital in Karachi. (AP Photo/Anjum Naveed, File) (The Associated Press)

FILE - In this Monday, Aug. 2, 2010 file photo, Pakistani humanitarian leader Abdul Sattar Edhi collects donations in Peshawar, Pakistan. The family of Pakistan's legendary philanthropist Abdul Sattar Edhi has asked people to pray for him after his health deteriorated further and he was said to be breathing through a ventilator. (AP Photo/Anjum Naveed, File) (The Associated Press)

FILE - In this March 16, 2002 file photo, Pakistan's renowned social worker Abdul Sattar Edhi holds infants at Edhi Childcare Center in Karachi, Pakistan. The family of Pakistan's legendary philanthropist Abdul Sattar Edhi say he has died at a hospital in Karachi. (AP Photo) (The Associated Press)

The family of Pakistan's legendary philanthropist Abdul Sattar Edhi says he has died at a hospital in Karachi.

His son, Faisal Edhi, says the 88-year-old social worker died on Friday after a prolonged illness.

Earlier in the day, the family had had asked to pray for Edhi whose condition deteriorated and who was said to be breathing with the help of a ventilator. Edhi had been undergoing treatment at the hospital for the past several weeks.

Edhi established a welfare foundation almost six decades ago that owns and runs Pakistan's largest ambulance service, as well as nursing homes, orphanages, clinics and women's shelters, along with rehabilitation centers and soup kitchens across the country.