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 was playing in las vegas when the shooting happened?" whose answer is country music singer Jason Aldean.
Each document should contain about 30 words, and these documents should contain useful information.

Query: shooting in las vegas 2017 performer
Useful Output:

Doc 1: Stephen Paddock, 64, is the man suspected of opening fire from the Mandalay Bay Resort and Casino in Las Vegas Sunday night, killing more
Doc 2: LAS VEGAS (KSNV) — Country music singer Jason Aldean says the man who pulled him off the stage when shots rang out at the Route 91 Harvest
Doc 3: As gunfire rained onto a crowded Las Vegas music festival, killing 58 people, Officer Cordell Hendrex, a trainee and armed security guards
Doc 4: The new four-hour Paramount+ documentary is told mostly through cellphone videos and police body cams. It is surprisingly not gruesome — the
Doc 5: Las Vegas police learned from the deadliest mass shooting in modern US history to secure high-rise buildings overseeing open-air crowds and train more officers