He had also made similar transgressions against the Gambino's with one of their associates, nicknamed Foxy I believe. Something had happened where he was stealing from or had offended Foxy, and Gotti also used this, along with the Batts situation, the get permission to take DeSimone out.

I read the book for Goodfellas, Wiseguy, about a year ago, and this is all in there, so some of the details are hazy.