first few variance you are seeing new changes roughly every month, so you might see a variant like alfaro with 6, 8, 12 different changes. so we don't see a lot of genetic changes for these previous ones. that's one of the things that are very alarming. all of a sudden we have a variant with well over 50 different changes in the genetic structure. >> does that happen in one host, like one person? >>>>>>>>>>>>>>>> hypotheses. someone who is teetering with his or her immune system, able to suppress it but not get rid of it, so the virus keeps replicating, and then ultimately, with the replications of figures out ways to evade that persons immune system and it picks up lots of different mutations and deletions in the genetic structure. so it could've come from one person. >> fascinating. we only have about one minute left, but i want to ask you with the cdc is saying, anyone over 18, get a booster. do you agree with that? and would you revise your christmas plans? >> the answer to your first question, do i agree with her, absolutely. if you are six months past getting pfizer or moderna, get

. >> reporter: that was the case for sergio alfaro, an iraq veteran who came to home base five years ago. sergio was admitted to harvard medical school when he got home, but his ptsd got in the way. >> like all these things that everybody is able to do made me start thinking about these very disturbing things that happened over there you know, either incoming, you know, mortar explosions or rpgs blowing up. i think that's one of the best things about the group therapy is the fact i was able to engage with other veterans to see what they were going through to not feel so alone. >> what do you think life would have been like if you hadn't found your way here? >> i, uh - >> hey, it's okay. it's okay. >> i wouldn't be alive right now. >> reporter: blair said the same. >> i'd be huddled up in my basement, avoiding life. my children wouldn't have a father. my wife would be a single mother. worst case, i just wouldn't be here >> reporter: his advice for other veterans who are struggling right now >> you didn't do this alone in the military. you're not doing it alone now. reach out. >> repor

and finally tonight, jonathan alfaro getting the merit award from first responders in alabama who savedl practice, she did not want to call for help, but he ignored his mother and he called 911. thankfully she's going to be fine. regina says she's thankful for her hero's son, and he saved her life. jonathan, your our "midnight hero." kevin, saved his own bond. >> he did the right thing and thank you. it taking you to california for good news, good night. tyrone jackson, he has a project that's called operation warm wishes, which helps families in need, especially those suffering from hunger, food insecurity and this year jackson made a sizable personal sacrifice to make sure that the event went off without a hitch. he donated his own car, 2011 bmr to help people and because of the pandemic. you want to help out, do so by going to operation warm wishes.com. >> shannon: putting his money where his mouth is. that's it from washington. we'll see you back here tomorrow. i'm shannon bream. ♪ ♪ >> are you ready to start a great career? >> safelite is now hiring. >> you will love your job. >> t

alfaro spent all day trying to find something which used to be plentiful in the napa valley glass bottles. he needs them for his winery and his brothers olive oil company. luckily. he just scored 10 cases of small bottles at this supply store. you cleaned him out. yes, i did. so so yeah, we got lucky and this is what they have and that's what i'm taking. oh my goodness bottles are darn issue this year napa fermentation supplies manager. ben. janes has never seen anything like it glass bottles becoming almost impossible to find due to covid-19 related supply chain issues shipments of traditional 750 milliliter wine bottles mostly manufactured in china now delayed for months. we have had an increase in phone calls from commercial wineries who normally don't buy bottles from us needing to buy bottles from us because well, they can't get bottles anywhere else new bottle inventory is sold before it even arrives and so i have a stack of people that need one glass when i get it in. it's been a challenge. to obtain this glass at visa 2. we want to reincaint helena production on a new brandy line

alfaro bedoya to be commissioner of the federal trait commission. ms. jadedy bobichi for commerce and oceans and atmosphere. and mr. arun veng troemen to be assistant secretary of --. it really speaks to the diversity of our great nation that we have so many last names that give you and me a bit of pause. we're delighted to have them here today. and i want to -- i want to congratulate our old friend chairwoman rosenworcel on being the first woman to chair the fcc. well known to the committee. confirmed twice by the senate for two terms at the fcc. given the significant amount of broadband funding that will be made available through the recently enacted bipartisan infrastructure package, and particularly interested in hearing the chair's plan for ensuring that the, of course, produces accurate coverage maps in a timely manner. i know she's astonished that i would mention that sort of thing. we cannot afford to repeat the mistakes of the past. during which government funding was used to overbill in some areas. while living many other communities unserved.