Resignations and Reasons

Why Shantanu resigned from the Party?

http://www.thehindu.com/todays-paper/tp-national/tp-newdelhi/lok-sabha-candidate-of-aap-withdraws-in-protest/article5718150.ece

Why 2 more candidates returned ticket for not contesting LS polls?

http://www.youtube.com/watch?v=kB_X8fIfq6g

Why AAP candidate Mukul Tripathi returns LS ticket from Farrukhabad?

http://timesofindia.indiatimes.com/videos/news/AAP-candidate-Mukul-Tripathi-returns-LS-ticket-from-Farrukhabad/videoshow/33017714.cms