(NEWSER) – The "entire world is appalled" by Jim Foley's execution at the hands of the Islamic State, President Obama said today in a seething statement in which he vowed to "do what is necessary to see that justice is done."

He took square aim at the terror group, saying that "No just God would stand for what they did yesterday," and that it "has no place in the 21st century" and "has no ideology of any value to human beings. Their ideology is bankrupt."

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