All 230 people aboard were killed when the Boeing jet blew up less than a half hour after leaving Kennedy International Airport.
Jim Hurd visited a memorial Wednesday to view the name of the son he lost. Margaret Krick said there's no place she feels closer to the son she lost than at the memorial. John Seaman said the passage of time has helped him cope with the loss of his 19-year-old niece.
The National Transportation Safety Board blamed crash vapors exploding in the plane's center fuel tank. Conspiracy theorists say a bomb or missile still can't be ruled out.