I think a joint committee of congress on the scale of Watergate or Iran/Contra should be convened immediately.
they have Fast and Furious well beat down, and this one will get a token blurb in passing as well
please God, don't let anyone assassinate Obama and give him instant hero status , let him get demolished in the next election and go down to the pits of hell and the ash heap of history with all the other tyrannical dictators