miller. millions are still without power in texas. with the lack out, many are left wondering, can it be prevented in the future? i want to start their bob have learned a lot about the texas grid and how it works in the vulnerability. can you tell us what happened here and how to make sure it does not happen again? >> people are getting back out there, getting back to work, fixing landscaping, things will return to normal shortly. i think most important it -- most importantly, this was an unprecedented weather event, given its scale across the united states. you had the oil and gas industry start through north dakota, wyoming, the texas panhandle, and south texas. during the week, we saw shut-ins of as much is 40 percent. nine pc of data processing, refining capacity was operating at rates, and of course the most important, over $2 million, a seven pcf a day, about 30% of the production, the big challenge. >> i understand, this is a huge surprise in a way. it is like a earthquake hitting chicago, it just does not happen. on the other hand, we hear from climatologists that this may start happening more often. climate change is pushing the