Nobody Could Have Predicted

Must increase gasoline shipments to our firefighters.

While American military trainers had gone to great lengths to protect the initial group of trainees from attacks by Islamic State or Syrian Army forces, they did not anticipate an assault from the Nusra Front. In fact, officials said on Friday, they expected the Nusra Front to welcome Division 30 as an ally in its fight against the Islamic State.

“This wasn’t supposed to happen like this,” said one former senior American official, who was working closely on Syria issues until recently, and who spoke on the condition of anonymity to discuss confidential intelligence assessments.

The Nusra Front said in a statement on Friday that its aim was to eliminate Division 30 before it could gain a deeper foothold in Syria. The Nusra Front did much the same last year when it smashed the main groups that had been trained and equipped in a different American effort, one run covertly by the C.I.A.