

CBS hasn’t completely lost its credibility on all issues yet, but it’s definitely lost a lot and is rapidly losing it. It was bought out by a right wing billionaire specifically to exert editorial control and the current head of their news was a right wing activist before this position
That said, I do believe their reporting on the violence against protesters in Iran. It’s wholly within the behavior we’ve seen escalating over the past decade

That quote at the end sounds about right from what I’ve heard. Iran was a liberal and free nation in living memory. The morality police and theocratic rules are not thought highly of.