They died in a roadside bombing possibly planned by Al Qaeda-linked group Abu Sayyaf. The incident has added to concerns that US troops may be entering into combat, which would violate their rules of engagement.
At least 21 plots to launch attacks on American soil have been thwarted. Here's a chronology.
The decision comes as the Obama administration is hitting snags in its effort to close Guantanamo prison by January.
The Monitor's language columnist considers how a particular term for measuring time has been hard at work lately.
Environmental groups worry that the practice of reflagging US commercial ships that may have PCBs so they can be scrapped abroad is beginning again.
Iraqi Bedouins had buried the remains of the US naval aviator out of respect. They led Marines to the spot.
The US government's official reason for shooting down the failed satellite last year doesn't fly, say some.