The Obamas joined the Clintons in paying tribute to the late John F. Kennedy at the 35th President's grave at Arlington National Cemetery on Wednesday, The Associated Press reported. President Barack Obama and Bill Clinton, along with First Lady Michelle Obama and former Secretary of State (and First Lady) Hillary Clinton, laid a large blue and white wreath for Kennedy, who was gunned down in Dallas, Texas on November 22, 1963.
Friday marks the 50th anniversary of JFK's assassination.
Obama did not make any public comments at the ceremony, but he greeted Kennedy relatives afterward. Clinton had been part of the Boys Nation when he shook Kennedy's hand in the White House Rose Garden on July 24, 1963, according to the Clinton Foundation.
The JFK observance came after Obama award Clinton the Presidential Medal of Freedom, the highest US civilian honor.
"The eternal flame was lit by Kennedy's wife Jacqueline Kennedy during his funeral in 1963 and she was buried beside her husband after her own death in 1994," The AP reported.
The Warren Commission concluded that Lee Harvey Oswald was the lone gunman in Kennedy's assassination, but conspiracy theories continue unabated as to whether Oswald had been part of a wider plot, or had been a hit job ordered form the CIA, the Mafia or from Cuba under Fidel Castro.
John Kennedy's daughter Caroline was not at Wednesday's ceremony, as she assumed her new duties as the US ambassador to Japan, The AP reported.