Jammu, May 17: Lieutenant General R B Singh today relinquished the command of a strategic corps in the northern sector after an eventful innings of well over a year. Lt Gen Singh who has been appointed as the commandant of the Army War College at Mhow was commissioned on December 25, 1965. He is an alumnus of the National Defence Academy, Defence Services Staff College and National Defence College and has held varied command, staff and instructional appointments, according to an army release here. Lt Gen Arvind Verma succeeds Lt Gen Singh, the release added. Bureau Report