This is just normal proceedings.
Here are his court dates:

Tuesday, 9/16, 9 a.m.: People v. Mangione (NY State), 100 Centre Street, Part 32, New York, NY 10013

Friday, 12/5, 11 a.m.: USA v. Mangione (NY Federal), 40 Foley Square, Courtroom 110, New York, NY 10007

TBD: Commonwealth v. Mangione (PA State), 423 Allegheny Street, Hollidaysburg, PA 16648

So it seems the PA case may be in November.