From another thread:
A video has become available, taken by someone hiding in a gift shop:
http://kutv.com/topstories/local_story_044000331.html
A bit past midway through, does anyone else hear what sounds like "Allah-hu akbar! Allah-hu akbar!" - just after one of the cops shouts "Police"?
I didn't hear it. But the quality isn't that good and I can't turn the volume up in the office.