No..The link seems to be his son’s business (with a picture of his son). Nothing earth shattering. I just happened to stumble across the link.
http://www.arlingtoncemetery.net/jpwheeler.htm
I think the mom and bro thing was simply..."I got here because those two people were watching over me". We all do this when we escape disaster...or feel we lucked out...
John had obviously escaped with his life on the 29th.