180208-N-OY339-038 SIGONELLA, Sicily (Feb. 8, 2018) Thom Seith, Navy Credentialing Opportunities Online (COOL) program analyst, instructs Sailors onboard Naval Air Station (NAS) Sigonella on how to utilize Navy COOL. COOL helps Navy service members find information on certifications and licenses related to their jobs. (U.S. Navy photo by Mass Communication Specialist 2nd Class Christopher Gordon/Released)