Immigration from Mexico to the USA: all people who come from Mexico and do not yet have a health pass must first go to the sanitary control waiting room. Hundreds of people are waiting here every day - on some days their number is in the thousands - for medical check-ups. Those who come to the USA for a short visit as tourists are quickly cleared, while seasonal workers and immigrants, on the other hand, often have to spend a whole day here and subject themselves to strict tests. Numerous children are vaccinated, El Paso, Texas