lisa with mercury news. >> thank you for taking my call. it is great that east coast immunizations are starting this morning but can you tell us about the west coast, sack of sacramento and l.a.? >> all deliveries will be made today. i was told no later than 1400 hours multiple times, we are working through the time zones and just repeating accordingly so i suspect someone in the next four to six hours it will be on the west coast locations, if not already there. >> thank you. >> next question, please. >> thank you, next question from nbc. >> i'm wondering if you could walk us through what to expect from moderna, around the same time, what are the differences between how the moderna vaccine, operation warp speed versus getting the pfizer vaccine shipped and can you also talk about why there are so many more doses of moderna vaccines looks. >> in terms of the montana timeline, the advisory committee is on thursday and assuming that everything remains on track, we hope and anticipate fda transaction comparable from what we've seen from pfizer this past week, we would certainly hope the comparable timeline, the biggest difference pfizer and moderna are both part of what speed.