KTVU KTVU 6 OClock News August 31, 2011
the ground and we're the ones responsible for maintaining that. it falls upon us to ensure the safety and integrity of our system. >> reporter: debra herzman told me by phone state and federal regulators are also to blame. with billions of the dollars needed to upgrade pg & e's vast pipeline system, who will pay? >> part of it will be to the extent that we've made mistakings. and that's on us. we need to make the investment to fix those mistakes. >> reporter: but what about procedures and equipment that would be applicable to all utilities that truly will follow. >> reporter: general...