Cows stand huddled together prior to being vaccinated by the Resolute Sentinel 21 veterinary team in Melchor De Mencos, Guatemala, June 24, 2021. RS-21 is an exercise to train and partner nation military engineers, veterinary personnel and medical professionals for humanitarian assistance and defense interoperability operations.

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Photo credit: © Operation 2021 / Alamy / Afripics
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Keywords: 21, afsouth, assistance, guatemala, humanitarian, resolute, rs-21, sentinel, southcom