I was just about to post a thread about this
I highly doubt her outburst had anything to do with Obama. She just lost her cool after a point went against her when it didn't really look like it shouldn't have. Still shouldn't have threatened to kill her though
When I first saw it I wasn't sure if it was intentional, but after seeing it from few more angles it looks like it was. Stupid goal celebration aswell, just comes across like an arrogant prick.