Eventually , the program was reinstated in 1979 by President Carter , who authorized deployment of 200 missiles in a system of multiple protective shelters linked by underground or aboveground roads , the so called '' Racetrack '' proposal .
Eventually , the program was reinstated in 1979 by President Carter , who authorized deployment of 200 missiles throughout eastern Nevada and western Utah . 
 The deployment would occur in a system of multiple protective shelters linked by underground or aboveground roads , the so called '' Racetrack '' proposal .