TODAY | December 05, 2013
>> edward snowden show a massive tracking of cell phone records worldwide. what can you tell us about in this morning?
>> reporter: the nsa has long had the data on where a cell phone is made. it says it does not collect that information on cell phones used in the u.s. so these latest snowden documents reveal the nsa does collect that data on millions of cell phone calls overseas. the nsa says it's entirely legal but privacy advocates say it's unnecessarily intrusive. tamron.
>> thank you very much.