Child bitten by emotional support dog.
http://www.chicagotribune.com/business/ct-biz-emotional-support-dog-bites-child-southwest-20180222-story,amp.html
ARINC has a couple of documents that should be required reading for aviation technicians and aircraft owners.
ARINC Report 431 "No Fault Found - A Case Study" and ARINC 672 "Guidelines for the Reduction of No Fault Found"