>> reporter: there really isn't. things they can use to shoot down russian planes and missiles but coming to anything that resembles putting u.s. or nato troops on the ground in ukraine it is a complete nonstarter and continued to be and a new polish proposal they xebt to present here at nato to put a peacekeeping troop into ukraine which is different than a no-fly zone to accomplish the same purpose. the u.s. and nato officials have been said they don't entertain that idea. you don't have peace. if you put them in there now they fight russians and a potential to drag the u.s. and nato into a european-wide war with a nuclear armed russia and something the officials say they