Yes well they couldn't get him sacked, professionally damaged or deplatformed due to him being rich, largely retired and 79 years old, so there wasn't anywhere they could go with their outrage. There was also the small matter of rather a lot of people agreeing with him and thinking it was a perfectly reasonable thing to say.
Ethnicity, indigenous, immigrant and all that aside, what he said is true for the large majority of the biggest cities in the western world.
I love NYC but most Americans would tell you that it doesn't reflect a typical American city at all. Same is true of Toronto, Paris and Madrid to name but three more.
Point is, who cares?