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NEW ROSS, IRELAND - JUNE 22: Jack Schlossberg (L) and Rose Schlossberg attend a ceremony to commemorate the 50th anniversary of the visit by US President John F Kennedy, on June 22, 2013 in New Ross, Ireland. The Eternal Flame from Kennedy's grave was used to light a flame on the quayside where he gave a speech in 1963. (Photo by Clodagh Kilcoyne/Getty Images)

NEW ROSS, IRELAND - JUNE 22: Jack Schlossberg (L) and Rose Schlossberg attend a ceremony to commemorate the 50th anniversary of the visit by US President John F Kennedy, on June 22, 2013 in New Ross, Ireland. The Eternal Flame from Kennedy's grave was used to light a flame on the quayside where he gave a speech in 1963. (Photo by Clodagh Kilcoyne/Getty Images)