What were the aluminum tubes used for, and why is she attempting to help them / care for them?
They were supposed to be part of the WMD find in Iraq and she testified about them to the 9-11 Commission. But as to the subtleties of this, only the left would probably "get" why it is relevant to anything.(Not because of any intelligence on their part!) They are just imploding and I am loving to watch it happen.
The tubes in question were of possible dual use, one of them having to do with uranium enrichment or some such. The setting is something of a parody of a scene from "Gone with the Wind". The black slave/nanny says "I don't no nothin bout birthin no babies miz Scarlett.