Chandigarh: Lt Gen IS Ghuman has taken over as the Chief of Staff (CoS), Western Command, on promotion today. Prior to this, he was serving on a staff appointment at Headquarters Eastern Command in Kolkata. He has relieved Lt Gen Gurdeep Singh who has retired. An alumnus of the National Defence Academy, Kharakvasla, Lt Gen Ghuman was commissioned into The Brigade of Guards in 1981. He commanded an infantry battalion in Operation Parakram and then an infantry brigade and an infantry division in varied operational roles. He has also attended the National Defence College course. tns