Bihar Chief Minister Nitish Kumar's announcement at a poll rally in Purnea that this Bihar Assembly election is his last one came as a surprise to many. However, for those who have followed Nitish Kumar and Bihar politics closely know that it indeed is. "Keep in mind, this is the last day of election campaign. Votes will be cast on day after tomorrow. And, this is my last election. All is well if it ends well. So, now tell me, will you vote for her (Leshi Singh)?" Nitish Kumar said, making an emotional appeal to the voters.Know why.