Navjot Singh Sidhu on Tuesday resigned as Punjab Congress Chief. The cricketer-turned-politician announced his resignation via Twitter. In his letter to Congress chief, Sonia Gandhi, Sidhu said, "The collapse of a man's character stems from the compromise corner, I can never compromise on Punjab's future and the agenda for the welfare of Punjab. Therefore, I hereby resign as the President of Punjab Pradesh Congress Committee. Will continue to serve the Congress."