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: "what episode does olivia die in the walking dead?" whose answer is Hearts Still Beating.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when does olivia die in the walking dead
Useful Output:

Doc 1: 'Tales of the Walking Dead' Trailer: Samantha Morton, Olivia Munn and Terry Crews Enter a Dying World · Variety Confidential.
Doc 2: 'Walking Dead' star talks iconic role, Olivia's death and future with F3 Films  - Trevor Noah (From 'I Wish You Would' on Netflix). Trevor Noah
Doc 3: The Walking Dead star Ann Mahoney opens up about character Olivia's death in season 7.
Doc 4: The Walking Dead Killed Off Two More Characters In The Midseason Finale  For what it's worth, Olivia was killed off much later in the comics'
Doc 5: Olivia, meanwhile, was shot in the face and made to pay for Rosita's (Christian Serratos) shot at Negan (and damage to his beloved bat, Lucille)