A couple of links for you to check out…
This article from the New York Times details the fight between Caterpillar and the International Association of Machinists that was considered a test case in American labor relations. The article highlights a very good reason why we need to protect the Triborough Amendment and to have a strong local union, and even stronger state and national unions. Companies such as Caterpillar, making record profits have fallen in line with many other big money groups to try and break all unions.
Another article from the New York Times discusses the changes in tenure laws in different places and how only 55% of teachers eligible for tenure in New York City received it this year.