Punjab Police investigation has revealed that Khalistani preacher Amritpal Singh and his aide Papalpreet Singh had been taking refuge in different Deras after the crackdown. The police found that Amritpal and Papalpreet stayed at three different Deras in Phagwara town, Nadlon village and Bibi village. While Joga Singh was arrested from Ludhiana’s Sagnewal on Friday, CCTV footage from a Dera …