jay winuk was among the participants of the ceremony. he felt the day he awaited for a long time finally came. his younger brother glen, then 40 years old, was a volunteer firefighter. glen rushed from his workplace to world trade center, trying to save lives. he was killed when the south tower collapsed. >> it took longer than any of us anticipated but there's a sense of relief that at least in this case, you know, this particular man wouldn't have the opportunity to directly bring harm to any more people. >> reporter: diane massaroli lost her husband michael at ground zero. she watched the televised ceremony with her two children. diane said she had been critical of president obama who she thought had not achieved anything in the fight against terrorism. her husband, michael, worked in brokerage, 30 years old at the time. for diane it's been a long, painful ten years in his absence. when diane heard about the news of the death of bin laden, she brought michael's picture and went to ground zero. >> usa! usa! usa! usa! >> i was happy tha