If I had a young child, I would have been parenting that child and not have left the responsibility to others. [/quote]
I’d guess that's where the negligence played in. Cause of death however was most likely drowning by harness entrapment.
The ball system would prevent the hook from getting snagged but not the harness.
"House prices have risen by nearly 25 percent over the past two years. Although speculative activity has increased in some areas, at a national level these price increases largely reflect strong economic fundamentals." – Ben Bernanke – 2005
Cause of death however was most likely drowning by harness entrapment. 
