logics and supply chain management, prepositioning of supplies, as you were describing there, that seems like the sort of thing that we saw go so disastrously wrong for example in the hurricane maria response in puerto rico. it was one thing to say that puerto rico was in danger and in a fragile place when it came to the winds and rain of that storm. what fell apart and why maria ended um being such a fatal disaster, nearly 300,000 americans killed, ended up being such a disaster, the plans, the supply chain weren't managed. cbs was broadcasting images of thousands of pallets of bottled water that never got distributed to people in puerto rico and still to this day, a year after hurricane maria hit, those water bottles are sitting on a runway. it seems like supply chain management is the difference between life and death in terms of hurricane response. >> it is the difference between life and death. people who watch fema will tell