Dropping 50 cents in the last ten minutes, and closing down 4 cents is "the floor dropping out?" You're in the wrong line of work. Its siting on its 10DMA which is supportive at the moment. It also held yesterdays lows. The market wasn't exactly killing it today and a lot of people don't want to hold risk overnight with greece due to potentially default tomorrow. What it did into the close was certainly not "the floor"