In Uttar Pradesh, the Bahujan Samaj Party today expelled its three leaders including former Member of Parliament Banwari Lal Kanchal, former Member of Legislative Council and controvertial strong man Arun Shanker Shukla alias Anna and trader`s leader Sandeep Bansal.<br/>Quoting party sources AIR Lucknow correspondent reports, these leaders were charged with indulging in anti party activities and working against the party nominee in Lucknow West Assembly seat during recent bye election. <br/><br/>