You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "William Frederick Harris received the Navy Cross for extraordinary heroism during the breakout in a battle that took place in which war ?" whose answer is the Korean War.
Each document should contain about 30 words, and these documents should contain useful information.

Query: William Frederick Harris Navy Cross battle
Useful Output:

Doc 1: He received the Navy Cross for heroic actions during the Battle of Chosin Reservoir in 1959. On December 7, 1950, he went missing and was
Doc 2: Harris remained in the Marine Corps following World War II  Harris was awarded the Navy Cross for his actions; however, General
Doc 3: USNA Class of 1939, Lieutenant Colonel Harris was a veteran of World War II, taken prisoner on Corregidor, Philippine Islands.
Doc 4: In 1939, he graduated from the Naval Academy, served as a Marine, and was assigned to the Philippines as a squadrons of the 4th Marine Regiment.
Doc 5: Harris remained in the Marine Corps following World War  He was awarded the Navy Cross posthumously for his heroism in the Korean War.