Senior U.S. defense official : U.S. has scrapped missile program . Key missiles were to have been located in Poland , Czech Republic . Decision likely to appease Russia which had fiercely opposed the plan . The United States proposed the plans under then-President George W. Bush , but since taking over this year , the Obama administration has been reviewing whether to move ahead with them . Originally proposed by Bush adminstration , has been under consideration by Obama .
Senior U.S. defense official : U.S. has scrapped missile program . Key missiles were to have been located in Poland , Czech Republic . Decision likely to appease Russia which had fiercely opposed the plan . Originally proposed by Bush adminstration , has been under consideration by Obama .