Constructionman Ryan McCarthy, assigned to Naval Mobile Construction Battalion 74, uses a jitterbug on cement poured for a sidewalk at Camp Lemonier, Djibouti, May 13. Seabees from NMCB 74 provide camp maintenance here during their six-month deployment to Combined Joint Task Force-Horn of Africa. (U.S. Navy photo/Petty Officer 3rd Class John Hulle)