Bhopal gas victims, survivors urge him to keep his promises For a cause: Bhopal survivors contributing blood for the letter to the Prime Minister in New Delhi on Wednesday. NEW DELHI: After walking for 38 days from Bhopal to reach New Delhi and staying a fortnight at Jantar Mantar here, Yasmin penned a letter in blood to Prime Minister Manmohan Singh. The aim: To get Dr. Singh meet gas leak victims and survivors and impress upon him the urgency to keep promises he made two years ago. The blood for the letter written by the girl on Wednesday was purportedly drawn from the survivors of the 1984 disaster and those like Yasmin affected by groundwater contamination. The letter is among those written by more than 150 school children from Delhi and Chennai. The children have urged Dr. Singh to spare an hour for the victims and keep his promises. "Children of Bhopal have been victims of two of the world's worst disasters