hector gonzalez was the director of health in laredo for nearly two decades.y wanted to start testing front line responders as soon as possible. but first, dr. gonzalez, weeks away from his retirement, decided to test the accuracy of the antibody tests. >> gonzalez: it was supposed to be 95%. all the tests, especially serologies, have to be 95% or better. >> alfonsi: but dr. gonzalez found the tests results varied wildly. the tests didn't work well if the person had been recently exposed to the virus. the small sample he tested was only 20% accurate. at any point, you're doing these tests, and you're getting back these lousy numbers that the tests don't work. do you look at each other and go, "are we crazy? surely this thing had to work better than this?" >> gonzalez: yes, we said, "are we-- did we do this right?" and went back through our steps and we were confident that we did things correctly. >> alfonsi: what strikes me about this is that, here you are in laredo, texas, and you figure it out, but there was no kind of test happening at a federal level. shou

. >> i'm going to laredo, getting the -- out of here. >> he was going to laredo on the mexico border,ng they could do it. and the case went pretty much nowhere after that. for many months, until there was a woman. she was terrified and did she have a story to tell. >>> coming up -- a young mother locked in with a killer. >> he just reached over the glove compartment and he pulled out the gun. and i said, "please don't kill me." >> when "dateline" continues. for patients that have sensitivity it's very common to have a gum health concern as well. you know, i talk to dentists every day and they're able to recommend new sensodyne sensitivity & gum. it's really good dentistry to be able to recommend one product that can address two conditions. you know what's good about this? your sign's pointing at my sign, so people are gonna look at my sign. switch to progressive and you can save hundreds. you know, like the sign says. >>> welcome back. their case was getting colder by the week when out of the blue investigators got a break. a tipster told police that his friend, geovany rivera, killed

and mexico comes through one port and that is the port of laredo. this grant money will be important to make sure that we crossings, se great those international crossings. again, when a train stops in the a street for hours and hours and hours, that creates we have ongestion, so to make sure we allow trade to o through but at the same time not try to stop the people going to school, work, or going on an basis.cy so i ask my colleagues to pass this amendment and ask you to bill, again. so, again, thank you, mr. speaker, and i yield back the balance of my time. tempore: the o gentleman yields back. the gentleman from illinois reserves. the gentleman from missouri is recognized. mr. graves: i reserve. an i inquire how many speakers -- the speaker pro tempore: the gentleman from illinois. mr. lipinski: we have at least three. mr. graves: i reserve. the speaker pro tempore: the gentleman from missouri reserves. the gentleman from illinois is recognized. mr. lipinski: mr. speaker, i minute to the one gentleman from illinois, my neighbor, mr. garcia. the

stuart: in la raid day, if you walk into -- laredo, if you walk into a bar you have to give them yourr, address, so they use it for contact tracing. that is a bit tough, isn't it? >> it is. what people are doing reacting in the community levels to make sure they figure out how to deal with this, right? make sure they keep each other safe. that is it what we do. we don't need top-down edicts tell everybody what to do and where to do it. stay focused, stay calmed. a lot of great organizations are focusing on data but media focuses on cases. we have done 30,000 test as day. we've done 1.8 million tests. we have a spread. younger people getting it. good news younger people fare better on this. protect the vulnerable. open our schools. flu is more dangerous to kids 18 and younger than the virus. we need to do this the mart way and not do it through panic and be responsible for everybody. stuart: republican chip roy from texas. take care. >> yes, sir. stuart: seattle businesses are suing the city over its handling of the autonomous chop zone while protesters are being encouraged to go home

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