MUMBAI, June 27 -- Swati Sathe, deputy inspector general (DIG) of jails, western region, was promoted to the level of inspector-general (IG), on Thursday, four days before her retirement. Sathe oversaw the hanging of 26/11 terrorist Ajmal Kasab in Yerawada Central Jail, Pune; and the accused in the Mumbai 1993 blasts case Yakub Memon, in Nagpur Central Jail. Earlier, she also worked as superintendent of jails at Mumbai's Arthur Road Jail twice. Sathe is due to retire on June 30 and is the first officer from state prison cadre to be promoted as IG. Traditionally, prison cadre officers retire at DIG level. Sathe had joined services as deputy superintendent of jails in June 1995. She was promoted as DIG prisons in 2011 and through her service has worked as DIG of western and eastern regions. "I am very happy and feeling fulfilled and grateful," she said on Thursday....