From paw-trolling to the couch
                U.S. Air Force Staff Sgt. Mark Cravens, 17th Security Forces Squadron kennel master, applies a muzzle to military K-9 Hugo as a part of his retirement tests on Goodfellow Air Force Base, Texas, April 22, 2020. The application of the muzzle was one aspect of the tests administered to a military K-9 to show that they are ready for retirement. (U.S. Air Force photo by Senior Airman Seraiah Wolf)
                
                    
                        PHOTO BY:
                        Senior Airman Seraiah Wolf
                    
                    
                        VIRIN:
                        200421-F-IK439-1027.JPG
                    
                    
                        FULL SIZE:
                        3.82 MB
                    
                 
                
                
                        
                        
                            
                                
                                    CAMERA 
                                    NIKON D810
                                    LENS 
                                    24.0-70.0 mm f/2.8
                                    APERTURE
                                    28/10
                                 
                                
                                    SHUTTERSPEED
                                    10/400
                                    ISO
                                    400
                                 
                             
                            No camera details available.
                         
                        
                            
                                IMAGE IS PUBLIC DOMAIN
                                
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                                    This photograph is considered public domain and has been cleared for release.
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                                    DoD image must be made in compliance with guidance found at
                                    https://www.dimoc.mil/resources/limitations,
                                    which pertains to intellectual property restrictions (e.g., copyright and
                                    trademark, including the use of official emblems, insignia, names and slogans), warnings
                                    regarding use of images of identifiable personnel, appearance of endorsement, and related matters.