you some idea of the scope of the program. >> manned portable surface to air missiles broke the back of soviet air power but getting them there proved to be a major challenge. >> find boats and then you need to think about loading them on trains and getting up to the border are with afghanistan. you then go to mules. there are special mules. just can't send out a tennessee mule. in late september of '86 the missile systems were deployed and the mujadeen shot down three soviet helicopters. i believe on that date the course of the war changed. the soviets finally believed they had a problem. not because they shot down some soviet aircraft but rather it then began to fly higher than the base of the missile. >> the soviets couldn't win on the ground. on 15 february 1989 the last