Coast Guard K-9 Petty Officer 1st Class Serby and her handler Maritime Enforcement Specialist 2nd Class Danny Ibarra wait to begin K-9 hoisting operations at Coast Guard Air Station San Francisco, California, on March 23, 2022. Hosting operations are one of many missions that Coast Guard K-9s practice for law enforcement purposes. (Coast Guard photo by Petty Officer 3rd Class Hunter Schnabel)