Is the US-Mexico border slowing down or shutting down? Here’s how to check

There have been rumors for the last several days that the caravan of refugees in California might be heading to Arizona.
But a U.S. Customs and Border Protection spokesperson says they are only rumors.
Arizona has six border crossings. Here’s what you need to know about security there and how to find out if traffic at the crossings is slowing down or shutting down.
The San Ysidro port between Tijuana and San Diego—the busiest border crossing in the country—was shut down for sev