uso has changed over the years. young soldiers used to go to local uso for friday night dances. bob hope led tours to entertain troops stationed overseas. >> i just want you boys to see what you're fighting for, that's all. chris: as the military switch to all-volunteer force, the uso had to adjust. >> we were no longer working with young men who were being drafted into the military, all of a sudden we had families. chris: uso metro now serves 250,000 troops and their families like this 25,000 square foot center at fort belwar outside washington. >> the uso is truly saving lives today and it's with the services that we are doing, whether it's art therapy, music therapy, those kinds of programs which people don't normally think as the uso doing. without you we couldn't have a uso. chris: with a budget of $17 million and 3,000