Militant extremists seized several major cities in Iraq; the government appeared near collapse. President Obama said these terrorists may also pose a threat to U.S. interests, but he will not put boots on the ground. The ongoing situation risks re-entangling the U.S. in a conflict that cost 4,486 lives and trillions of dollars, according to some reports. Does the U.S. have an obligation to those who served to keep Iraq from falling to terrorists? Does it have an obligation to the Iraqi people and the region to stabilize the country? Or should we focus elsewhere, including the home front?Send no more than 150 words with your name, address and phone number to firstname.lastname@example.org. Deadline is Wednesday for publication next Monday.