New Delhi, Nov 2 (UNI) With the poll season approaching, the first signs of political realignment emerged from Punjab with three Aam Aadmi Party (AAP) MLAs joining the BJP on Monday. Harmeet Singh Pathanmajra (Sanaur), Chetan Singh Jouramajra (Samana) and Kunwar Vijay Pratap Singh (Amritsar North) joined the BJP in New Delhi in the presence of Punjab president Kewal Singh Dhillon and state in-charge Satish Poonia. The move comes as a setback for the ruling AAP government in Punjab. Criticising their former party, the three leaders pointed to the deteriorating condition of the state and expressed their resolve to work…