West Bengal Chief Minister Mamata Banerjee on Tuesday said the state ensured food security for more than 8.5 crore people through its "Khadya Sathi" scheme."Today is #WorldFoodDay. We have ensured the food security of more than 8.5 crore people of #Bangla through Khadya Sathi Scheme," Banerjee tweeted.Highlighting the ones who are given special attention she wrote : "Special assistance is also provided to the people of Jangalmahal and Hill areas, Aila-affected areas, farmers of Singur, tea garden workers and Toto tribe."