[MarMema]

https://sputniknews.com/europe/201812061070444941-french-police-union-calls-police-join-yellow-vests-protests/

https://sputniknews.com/europe/201812081070504971-france-yellow-vests-protests-violence-police-strike/

I couldn't remember where I had seen that so I just googled it and it came right up.

[miniTAX]

Thank you. Vigi is a quite unknown police union (about 3% of unionized members) and it has joined the yellow vests just lately.