doctor, great to have you with us. just to be clear for our viewers, you don't work for pfizer, you collaborated on its trial. but what do you think that pfizer is going to say here? >> first of all, good morning and thanks for having me. well, i expect they're going to go over three pieces of information. the first is they're going to look at the longer-term safety data that is now available. so you may recall these studies started almost a year ago. so, there's more safety data that they can look at. the second is they're going to look at immune responses. primarily antibody responses. so they're going to look at what the peak responses were, they're going to look at how these responses have changed over time or deck ramts over time. the third thing is the real world experience. how is the vaccine working out in different countries. they'll talk about the israeli experience and the experience in the uk. and then they'll take all this information together and have a discussion about the rational for whether or not a b

joining us is jamey patron is, thank you for being with us. this morning "the miami herald" is say the operations have been halted because of safety concerns. what can you tell us about this? >> so, to the naked eye, i thinkal your viewers -- you have all done an amazing job covering this, but the viewers can see the building is structurally compromised, it's not safe, so we take an extraordinary amount of precautions to make issues the site is safe for those working on it, and those trapped in the rubble. we use lasers to make sure we're monitoring any type of tremors. we take an abundance of caution to make sure all lives are saved. >> just to be clear, have operations halted? >> no, operations never stop on site. whether it's the survey work, anything we can do to make sure the work is still constantly progresses, just like when last night's storms came through, the amount of lightning that came from it, the site is a big lightning rod. ultimately when we have lightning strikes, we have to halt progress. >> what are the concerns with the st