Glossary - 7 TL team leader TLP troop-leading procedures TL team leader TOC tactical operations center triple roll knot knot used to join branches of detonation cord TTP tactics, techniques, and procedures uli knot knot used to securely fasten detonation cord to explosive VIXL video image crosslink WARNO warning order WBGT wet bulb globe temperature WFFs warfighting functions (fire support, movement and maneuver, protection, command and control, and sustainment) WIA wounded in action XO executive officer WSL weapons squad leader