The government on Saturday appointed vice chief of army staff Lt Gen Bipin Rawat as the new Army chief superseding his two senior officers, while vice chief of air staff Air Marshal BS Dhanoa has been made the new chief of the Indian Air Force. "Government has decided to appoint Lt Gen Bipin Rawat, vice chief of army staff, as the next chief of army staff with effect from afternoon of December 31," the Defence Ministry said in a tweet.