The Securities and Exchange Board of India has issued a circular banning host of the show Stock 20-20 on CNBC Awaaz, Hemant Ghai, his wife, Jaya Hemant Ghai and mother Shyam Mohini Ghai from buying, selling or dealing in securities, either directly or indirectly until further orders.Ghai faces allegations of engaging in multiple buy-today-sell-tomorrow trades. SEBI has noted in its order that,...