The misconception is that the unions believe they should be involved in a government edict to protect the public. That's bullshit and the union either is sticking their nose in something it doesn't belong or being asked to.
There is a mandate for the good of all people in the US that service people, medical people and public safety have to vaccinate themselves to protect the public they are supposed to have taken an oath to protect.
The union pres is over reaching his jurisdiction and shouldn't even get into this case. He's only worried about losing the union dues from the fired cops. It will take chicago about three days to bring up all the cadets in the state to fill in. There's thousands of people in line.
It's like asking the hot dog vendor to come down from the seats and tell the umpire how to make the calls.
The stand off cops went to the union because anything they were claiming was bullshit and they knew it and needed more support for the self centered selfish wrongheaded conditioning they have come to be.