i think it'd be helpful, ms. bliss, if you could tell us two things -- what were the operational and strategic changes that were made after that first open, you know, enrollment, and do you feel they're better equipped to deal with the challenge now? >> thank you, ranking member wyden, for that question. as we discussed in the case study, some of the key strategic and operational changes that were made as part of the correction were to, one, establish more clear leadership and designate roles and responsibilities. and this time, they did it in a way that brought together staff and contractors across all of the important business lines that were affected and needed to be involved in the correction. that included the policy people, the technical, the communications and the contractors all coming together. with the influx of experts from across government and the private sector, there was the potential that it could have become more chaotic, but in fact, we saw that the reverse was true. it was well organized, folks were