The U.S. is considering setting up a new network of military bases in Iraq from which American trainers would work with Iraqi forces and local tribesmen in the fight against the Islamic State, officials including the chairman of the Joint Chiefs of Staff, Gen. Martin E. Dempsey, have said. President Barack Obama, fulfilling a campaign promise, has worked to withdraw U.S. troops from Iraq, but Islamic State battlefield success there in recent months could force a re-involvement. How far do you believe this will go — and how far do you believe it should go — in drawing U.S. troops back to Iraq? Send no more than 150 words with your name, address and phone number to firstname.lastname@example.org. Deadline is Wednesday for publication Monday.