Malpura: Curfew was placed on Tuesday morning in Malpura town in the Tonk district of Rajasthan following communal tension that broke out when some miscreants pelted stones at a Dussehra rally, police said."This morning in Malpura city, the curfew was enforced and additional police officers were deployed to maintain law and order," Police officials said.  Members of the Hindu community staged a sit-in demanding for the arrest of the miscreants, police said.