Chief Damage Controlman Devon Williams, right, demonstrates proper usage of the Navy Infrared Thermal Imager (NIFTI).

SOUTH CHINA SEA (May. 02, 2014) Chief Damage Controlman Devon Williams, right, demonstrates proper usage of the Navy Infrared Thermal Imager (NIFTI) to Fireman Bryan Slaton during a drill aboard the U.S. 7th Fleet flagship USS Blue Ridge (LCC 19). Blue Ridge is on patrol in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kelby Sanders) File# 140502-N-KL617-049