Cave explorer Vern Unsworth said Musk's mini-submarine device was a "PR stunt."
"I was still in my car and I could feel water rising over my knees," Angela Hernandez wrote of her first memory after driving over a cliff.
"The employees who were involved in the incident will not be working in the store pending the findings of our investigation," a company spokesman said.
Mass unrest threatens Iraq's slow recovery from war with Islamic State.
Congressmen voiced support for weapons adorned with soft toys.