The company says it is simply keeping a database of Wi-Fi hotspots and cell phone towers near the user's location.

VOA: special.2011.05.02

We simply cannot do it. And so as a consequence, what I am doing is I am being briefed consistently, my national security team is fully up to speed on it.

VOA: special.2009.01.10

"Illegal logging is such a big problem simply because of the size of it.

VOA: standard.2010.07.28

"But the problem on the relief well is not simply drilling all the way down, it is also connecting it up, and that is a delicate operation that could take some time."

VOA: standard.2010.07.16