Apparently it is a blockade

The blockade, which came into effect following the US abduction of Venezuelan President Nicolas Maduro in January, has been decried by Cuban officials as “cruel”

This is public information. The bill can be followed here:

https://www.congress.gov/bill/119th-congress/house-bill/1161?q={"search"%3A"H.r.1161"}&s=1&r=9

For anyone who is interested in reading the article itself:

https://www.nature.com/articles/s41564-023-01520-w

Why is it that I always hear about these demonstrations just a little too late? Does anyone know where this information is posted other than social media platforms like instagram and Facebook?