Claire McCaskill actually said...

It is inexcusable that they are not here, and I hate to blame the Inspector General for this.

It would be a little bit like if I was running a store and all of a sudden I realize that half my shelves were empty.

Senator McCaskill, who is pushing for this change, she points out that pilots are using iPads in the cockpit.

We spent billions on a tool to tell us if we were having a bioattack and now there seems to be consensus that we have wasted it.