Summary
The Pentagon has spent as much as $1.1 billion on U.S. military operations against ISIS in Iraq and Syria since the mission began in mid-June, including more than $62 million alone in Navy airstrikes and Tomahawk cruise missiles.
Central Command said Air Force fighter jets had far exceeded those numbers, launching close to 1,000 munitions.
The Pentagon has struggled to come up with specific cost figures for the Iraq and Syria operations.
There are currently more than 1,300 U.S. troops in Iraq, including security personnel, staff at two joint operations centers in Baghdad and Arbil, and advisory teams that are working with Iraqi brigades and headquarters units.
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