he's a pediatrician by chaining, he's also a member of the columbia center for disaster preparedness, he advises us on public health for good reason. also a professor of pediatrics at albert einstein college of medicine. so doctor, how concerning to you is the increase among children as a subgroup, and the second part of my question would be i thought this was going to be the thick safe thanksgiving. >> well, brian, this is really really interesting, and not really is totally safest holiday season this year. this is not 2018, when things are all on key dory, and it's not three or four years from now and things will be back to normal, where in this transition zone where we're seeing many more cases happening during this winter season. a massive outbreak of problems in europe, more just a month or so behind europe. and right now we're seeing lots