Maikanti Baru, the immediate past Group Managing Director of the Nigerian National Petroleum Corporation, has died.   Baru died on Friday night, May 29, at the age of 60.   The current GMD of NNPC, Mele Kyari, announced his passing on Twitter this morning. ”My brother, my friend and my mentor, Dr Maikanti Kachalla Baru, immediate past GMD of NNPC died late last night. He was of exemplary character and disposition. May Allah forgive him and have mercy upon him.” he tweeted   Baru …