There are reports of they being forced to join. Here they throw stones at the windshields to make them stop.
The legit trucker's strike have been taken by interventionists, this is people asking for military dictatorship (yeah there is still this kind of stupid), not cheaper fuel.
This video shows their methods.

Mo mo fake nephew shits.5 kids +my cousin and his fake wife.They come to my house to make a daynurserie.Glad that after mo than 1 year of appt fo rent searching,I finally decided to go in a place,that already know,in a different room and smoker this time,cause it s a different owners helper.