Distressed parents are demanding answers after their young son slipped into a coma during treatment at the Princess Margaret Hospital.
Convinced that his condition worsened as a result of negligence, family members expressed their torment as Dsoragi Pitter-Hanna spent his fifth birthday unconscious.
The ordeal is especially harrowing for parents Nathaniel and Sheryone Hanna, who have suffered the loss of two children at the Princess Margaret Hospital.
