technologies that will lighten the loads of our soldiers and marines and allow a platoon of soldiers and marines to push further to bring the fight to enemy territory because they are not dependent on huge logistical logistical. also range endurance in time on station for vehicles and airplanes. it's about being able to protect greater and more lethal power. anything that enables us to do that i'm all for and i think it should be embraced. mr. secretary can you outline some of the initiatives the navy is undertaking specifically touching on what they are helping the navy to do an in tactical and strategic terms? >> thank you so much and i couldn't be more articulate than you just were on that but some of the specific things that we are doing and energy efficiency we are doing a everything from hull coatings to changing lightbulbs to doing voids planning to putting electric drives on some of our larger ships or slower speeds to