Mahanagar Telephone Nigam Limited (MTNL) has given Sushil Kumar, director, human resources and enterprise business, additional charge as chairman and managing director (CMD). He takes over from P.K. Purwar, who has recently been appointed CMD, Bharat Sanchar Nigam Limited (BSNL). Kumar’s tenure as CMD will extend from July 24, 2019 up to October 14, 2019, or until further orders, or till the appointment of a regular incumbent, whichever is earlier.