Aam Aadmi Party has sought disqualification of Sukhpal Singh Khaira, the MLA from Bholath, from the Vidhan Sabha. The leader of Opposition Harpal Singh Cheema submitted a letter to Punjab Vidhan Sabha speaker Rana K P Singh yesterday. <br />''<br />''He informed that Sukhpal Singh Khaira had resigned from the party and demanded his disqualification from Vidhan Sabha under the 10th schedule of Constitution of India. Mr Khaira had floated a new political outfit " Punjabi Ekta Party" last week.<br />