Yes, it looks like 12 dead at this point.. O spoke about the economy in the middle of it, and of course that "makes it" work place violence, cause after all POTUS would never talk about the economy during a terrorist attack..
POTUS is just trying to be efficient. He was already scheduled to give an address on the economy. More accurately he was already scheduled to take credit for the improvement in the economy that has been lead in a big part by Texas.