Whirlwind: British Columbia Teachers Strike Goes Round and Round

Whirling winds whip up papers, placards in
British Columbia teachers' strike.  

There's a teacher's strike in Surrey, British Columbia, and they were out picketing, as strikers tend to do.

Then some odd weather excitement disrupted the picket lines.  

The dust-devil like whirlwind sent placards and papers hundreds of feet into the air. I wonder if Mother Nature was commenting on the strike?

Here''s the video