CSPAN3 Key Capitol Hill Hearings March 11, 2015
Observation key . Its because say, the police show up and they have a register and they notice room number 2 is unoccupied according to the register but they see someone in room number 2. They know only from realtime observation that theres a violation here. If they get the register a month later they have nothing to you mean they can walk up and down the halls and see that nobodys in a certain room . I dont know quite how you do that. The way it works in particular when you have room number 2 a...
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