the house of representatives today held a hearing on drone use in the united states which is quite restricted as of now. also today the federal aviation administration opened up a path for more companies to use drones, allowing four new businesses to conduct aerial surveys and monitor construction sites among other things bringing the total to 13. meanwhile, there have been several near collisions between drones and passenger planes which of course, has been raising serious safety questions. joining me to discuss it all, is cnn correspondent, renee marsh. renee, something else for me to fear when i get on an airplane. >> right. as if your list isn't long enough, right, jake? so here's the prediction. in the next five years there will be 7500 drones in the skies. so here's the thing, without any strong regulation and enforcement, it could be a disaster waiting to happen. today the faa got an earful. one complaint, the agency isn't