In Andhra Pradesh, curfew has been clamped in the southern zone of the old city of Hyderabad where tension prevailed in last two days due to clashes between two groups. The city Police Commissioner A.K.Khan has said that an indefinite curfew has been imposed in the most affected areas of the old city. The curfew order have come into force in the limits of 17 police stations of the southern zone. The decision came after the high level review meeting held by Chief Minister K. Rosaiah following some incidents of stone pelting reported again this evening.