Barack Obama actually said...

I have determined that the actions of Colonel Muammar Qadhafi, his government, and close associates, including extreme measures against the ...

Any transaction by a United States person... that evades or avoids, has the purpose of evading or avoiding... is prohibited.

the Libyan government’s use of violence against its people is completely unacceptable

There is a serious risk that Libyan state assets will be misappropriated by Qadhafi.