By Neeraj Kumar Patna: The Bharatiya Janata Party (BJP) has expelled independent candidate Pawan Singh from the party for contesting against the National Democratic Alliance (NDA) candidate Upendra Kushwaha in the Karakat Lok Sabha seat. Despite repeated requests to withdraw from the election, Pawan Singh remained adamant, prompting the party to take decisive action. Arvind Sharma, the state headquarters in-charge,…