LUCKNOW, Oct. 12 -- Shoes, slippers and abuses were hurled at the Uttar Pradesh Congress headquarters in Lucknow on Sunday as a slogan against outgoing state unit president Ajay Rai triggered chaos and a scuffle just before new state chief Aradhana Mishra formally took charge from her predecessor. A woman office bearer allegedly raised the slogan after which some workers reportedly resorted to fisticuffs, prompting senior leaders to intervene and bring the situation under control. Both sides tried to downplay the incident but it went viral on social media. The unruly scenes unfolded shortly before the charge-taking ceremony. Upset with the scuffle, Ajay Rai staged a sit-in at the party office following which senior leader and Rajya Sabha member Pramod Tiwari came to him. Later, state Congress working president Imran Masood and Aradhana Mishra too met him. P3...