Slamming the new Delhi BJP chief's "U-turn" on the demand for full statehood for Delhi, the AAP on Monday asked the BJP's central leadership to clear its stand.Delhi unit chief Manoj Tiwari has said the national capital should not be given the status of a state as it could lead to problems for the country's federal structure."The BJP high command should clarify if it condones the statement ... and do they agree to making the biggest political U-turn," AAP Delhi convenor Dilip Pandey said.The Aam Aadmi Party recalled a number of Bharatiya Janata Party stalwarts who had advocated full-statehood for Delhi."From Atal Bihari Vajpayee to Kalka Das, Sahib Singh Verma, Madan Lal Khurana, L.K. Advani... all of them demanded full statehood for Delhi... Were they all lying?" Pandey asked.