images of Tikrit will give you some idea of what is at stake:
Saddam's presidential palace in Tikrit:
File:US Navy 030419-M-9124R-015 7th Marine Regiment Chaplin, Father Bill Devine speaks to U.S. Marines assigned to the 5th Marine Regiment during Catholic Mass at one of Saddam Hussein's palaces in Tikrit
Isis 'beheads three men for homosexuality and blasphemy' in Iraq A religious authority reads out the death sentence.
The University of Tikit:
War with ISIS
Iraqi gunships attack militants