It could be the Ndrangheta continuing to assert their global dominance in the drug trade. Make a big hit to send NY a message that the Calabrians are in control.

But this does seem personal. Maybe payback from Canada? Doubtful.

Also, this shit could be internal amongst the Sicilians too. Might have nothing to do with the Americans, might be a Zip war.

"It wasn't very good parsley to begin with, and then the cat went and peed on it." -Sicilian proverb