Ah, the bewildered Yank without whom no Drumcree thread is complete.
The story begins more or less here, though there are antecedents which you might find by doing a word search for Drumcree.
This year's gripping instalment begins here.
But don't go into mourning just yet, yon Isaac is a bit of a Finnegan. We haven't seen the last of him yet. He's just using the Fenian ploy of the staged death and funeral to confound his enemies before he rises up and strikes again. His law has yet to chucky.