The 66th Training Squadron has two subordinate detachments. The 66th TRS, Det. 1 is located at Eielson AFB, Alaska, and teaches arctic survival. The 66th TRS, Det. 3 is located at Lackland AFB, Texas, and conducts the SERE specialist selection course and evasion and conduct after capture course. Once SERE instructors complete their three-year assignment at Fairchild these are two places they may be assigned."