Because the first 100 days of a new administration are often a harbinger of things to come, New Yorkers better brace themselves for four turbulent years.  Mayor Mamdani is off to a terrible start, with even the weather turning against him. There’s nothing he could do about heavy snowfalls and Arctic cold, but he made a huge unforced error that proved tragically fatal.  At least 16 people died on the streets from hypothermia after he broke with a long City Hall tradition and refused to force the