Tikkaritsa

There are warning signs about the flooding season, July-November

They went in on June 23rd

edit: don't downvote him, I wrote "23th" eariler

Why has the media not been distinguishing between the U.S. Navy SEALs and Thailand's Royal Fleet Underwater Demolition Team?

Some don't care, some want more clicks, some don't know, some have wrong information, etc...

Many reasons. Still the media isn't doing their work properly.

"Cautiously optimistic" said by OP in another comment

The water suprised and forced them there.

The smallest cave part is 0.38 x 0.72 meters