different guidelines. the white house has ruled out droning american terrorist suspects in his country but there are lots of unarmed spy planes there that are keeping tabs on us. some of them are tiny. catherine herridge in d.c. little bitty things. >> well, they are, shep. privacy advocates say the mini drones will be eclipsed over the use of drones smaller than your finger tip and government research projects to harness what are called microdrones reported to be like flying spies for the u.s. military. >> drones now the size of a humming bird being developed and drones even smaller the technology sin creasing at an exponentially rapid rate. >> and the next chapter may bring the convergence of web facial recognition data from drones. >> what possible misuse could this be put to. >> you can keep a full picture of what happens to an individual throughout the day not only in their public life but on their