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: "who is hosting the american music awards 2017?" whose answer is Tracee Ellis Ross.
Each document should contain about 30 words, and these documents should contain useful information.

Query: who hosted the american music awards 2017
Useful Output:

Doc 1: Diana Ross, who received the Lifetime Achievement award, was joined by sons Evan and Ross Naess, along with, daughters Rhonda, Chudney, and
Doc 2: Who's Hosting? 2017 Glamour  The awards show will be a family affair, with Tracee Ellis Ross hosting
Doc 3: Here's everything you need to know before the ceremony begins! The Host. The 45th AMAs will be hosted by Black-ish star Tracee Ellis Ross.
Doc 4: After all the winners were finally announced by the Dick Clark Productions, Bruno Mars emerged as the champion of the evening, collecting seven prizes.
Doc 5: The AMAs' 45th annual event, held at the Microsoft Theater in Los Angeles, was hosted by Black-ish star Tracee Ellis Ross, with presenters