statutory authority right now on position limits for oil speculators, that would send a very strong signal and i think that would have an impact. but i don't think there is any particular magic wand. but we as well try to focus on some short-term steps. ultimately, we should be diversifying and reduce our extendence, natural gas, not just because pennsylvania is more shale region, but natural gas can play a significant role in diversifying our energy sources, cheaper form of energy, very clean and also one that will reduce our dependence on foreign oil. i think folks want us to have an energy strategy, going forward. >> greta: toawhat extent can policy control the price of gas? have you some events, like a war in iran, do you anticipate that would drive prices? and are there other external forces that you worry about? >> oh, sure. that's why, when we focus on the