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: "when do they announce the winner of american idol?" whose answer is on May 21, 2018.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when is the american idol winner announced
Useful Output:

Doc 1: Moseley and Carter stood side-by-side, arm-in-arm when the winner was announced. Moseley was all smiles throughout the announcement, briefly
Doc 2: During the season 22 finale of the ABC reality competition series May 19, host Ryan Seacrest announced that Abi beat out Will Moseley—as well as
Doc 3: Abi Carter, a 21-year-old musician from Indio, California, emerged victorious as the "American Idol" season 22 champion during Sunday night's star-studded
Doc 4: In the end, host Ryan Seacrest announced Abi Carter as the winner. "It doesn't feel real," Carter said after the show. "I think maybe it doesn't
Doc 5: For those who've been a passenger for this latest, 21st edition, the winner had announced himself months ago.