Subject: Re: Mexico breaks up caravans
From your article

Apart from the much larger first caravans in 2018 and 2019 — which were provided buses to ride part of the way north — no caravan has ever reached the U.S. border walking or hitchhiking in any cohesive way, though some individual members have made it.

For years, migrant caravans have often been blocked, harassed or prevented from hitching rides by Mexican police and immigration agents. They have also frequently been rounded up or returned to areas near the Guatemalan border.

So it's nothing new, been done for years, but you can continue to think it was all due to that one magic phone call on that one magical day/