I imagine a chain of events something like this: 1) Some shady anonymous source (someone incentivized to see Theranos fail) provides them with some hints. 2) Be

I imagine a chain of events something like this: 1) Some shady anonymous source (someone incentivized to see Theranos fail) provides them with some hints. 2) Being good journalists, they follow up and find that something sketchy is going on at Theranos, enough for a whole series of good stories. 3) At this point, even if the original anonymous source was using them, they've put together their own story. What are they going to do, kill it to avoid helping some third party by printing the truth?