Before revision: Chairman of the Joint Chiefs of Staff Admiral Mike Mullen putting good luck pieces into a box, during a mast stepping ceremony for the at Northrop Grumman Shipbuilding in Pascagoula, Mississippi in 2009 In sailboating and shipbuilding, mast stepping is the process of raising the boat's mast .
After revision: Chairman of the Joint Chiefs of Staff Admiral Mike Mullen putting good luck pieces into a box, during a mast stepping ceremony for the at Northrop Grumman Shipbuilding in Pascagoula, Mississippi in 2009 Mast stepping is the process of raising the boat's mast .