Task Force 17 Task Force 17 Task Force 17 (TF17) was an aircraft carrier task force of the United States Navy during the Pacific Campaign of World War II. TF17 participated in several major carrier battles in the first year of the war. TF17 was initially centered around . With "Yorktown", TF17 engaged Imperial Japanese Navy forces in actions at the Marshalls-Gilberts raids, Invasion of Lae-Salamaua, Battle of the Coral Sea, and the Battle of Midway. "Yorktown" was sunk at Midway. Reformed around and commanded by RADM George Murray, TF17 supported Allied forces during the Guadalcanal Campaign. At the Battle of the Santa
Cross-deck (naval terminology) repair or renovation. More commonly, a core group of experienced personnel may be cross-decked to a new ship to allow the vessel to come to full readiness more quickly. Generally, a move of this type will be between ships with similar missions, though not necessarily the same ship class. This can be seen as a means of propagating institutional knowledge. Entire naval air units, up to and including naval air squadrons, may be transferred to re-balance a task force. For example, during WWII, carrier task groups might suffer more severe attrition in a single carrier air group, leaving an under-utilized