http://www.nypost.com/p/news/local/k...i8DCtPkX0hxBNI
Here's a slightly more detailed article.
It sounds like he had a lot of problems with alcohol, even dating as far back as law school. That bar is not a happening place, and is often teeming with real drunks--not drunk yuppies. It's kind of a down-and-out place. He died 140 blocks away from where they were drinking, in a mostly down-and-out, but slowly gentrifying in some patches, neighborhood.
The saddest part was that he and dude were talking about how much they loved their kids. IF THEY LOVED THE KIDS SO MUCH, THEY SHOULD HAVE BEEN WITH THEM AND NOT DRINKING IN A GROSS HOLE IN THE WALL ON A HOLIDAY WEEKEND.