Rouhani warns protest-hit Iran cannot allow 'insecurity'

President Hassan Rouhani warned Sunday that riot-hit Iran could not allow "insecurity" after two days of unrest killed two people and saw authorities arrest dozens and restrict internet access.Rouhani defended the controversial petrol price hike that triggered the protests -- a project which the government says will finance social welfare spending amid a sharp economic downturn.The unrest erupted on Friday, hours after it was announced the price of petrol would rise to 15,000 rials per litre (12