FILE - In this file photo taken on Oct. 28, 2007, then Maj. Gen. Mark P. Hertling, commander of the 1st Armored Division, talks to reporters in Tikrit, Iraq. The former top U.S. commander in northern Iraq on Thursday, June 12, 2014, defended the multibillion dollar American effort to train Iraqi security forces despite this week’s Sunni insurgent offensive that has seen two key cities occupied as soldiers and police abandoned their posts. (AP Photo/Maya Alleruzzo, Pool, File)