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U.S. Air Force Capt. (Dr.) Brendan O’Sullivan, 60th Medical Diagnostics and Therapeutics Squadron radiology resident, practices abdominal ultrasound procedures during Sonopalooza 2022 at David Grant USAF Medical Center, Travis Air Force Base, California, Oct. 20, 2022. Sonopalooza 2022 is the 3rd Annual Ultrasound Radiology Resident Conference at DGMC. It aimed to educate radiology residents on the mechanics of ultrasound machines and give them hands-on experience with scanning and performing biopsies. (U.S. Air Force photo by Chustine Minoda)
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