looking at damaged computer parts to see if they can recover data. it doesn't always work, but sometimes it can be successful. someone thinks they've rendered their hard drive inoperable. well, they can figure out ways to recover some of the data. it's not easy. and the main thing is it takes a lot more time. so to answer your question, it's going to take longer. >> nbc news justice correspondent pete williams. totally indispensable, as usual, in situations like this. pete, thank you very much. >> okay. you bet. >> we're going to have more on the mass shooting in san bernardino, what else is going on in the world, straight ahead. stay with us. mmm, a perfect 177-degrees. and that's why this road warrior rents from national. i can bypass the counter and go straight to my car. and i don't have to talk to any humans, unless i want to. and i don't. and national lets me choose any car in the aisle. control. it's so, what's the word?... sexy. go national. go like a pro.