Abhijit Iyer-Mitra on disengagement and the latest position on the LAC and what is agreed to

What does disengagement mean? Is India withdrawing from Kailash Heights and other areas in Ladakh? Which years position is India now into? 2013? 2019? Or other? What about the new structures that came up in Arunachal Pradesh? All these and more discussed with Abhijit Iyer-Mitra