Prithviraj Chavan (Marathi: पृथ्वीराज चव्हाण) (born 17 March 1946) is the current Chief Minister of Maharashtra as announced on the morning of 10th November 2010. The swearing-in will take place on 11th November 2010. The Indian National Congress selected him to be the successor of Ashok Chavan, after the latter tendered his resignation over the Adarsh Housing Society controversy. He is a Member of the Parliament of India representing Maharashtra in the Rajya Sabha, the upper house of the Indian Parliament. He was the Minister of State in the Prime Minister Office. Source: Wikipedia
Which of these should retire from politics?