EMERALD FREE FALL Air Force combat controllers prepare to free fall from an MC-130H Combat Talon II during Emerald Warrior over Marianna Municipal Airport, Fla., April 29, 2015. The combat controllers are assigned to 21st Special Tactics Squadron. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 176654-E-YSX19-442.jpg Photo Gallery