Ceremony honors 150th soldier buried there in June 16 . Property was owned by Robert E. Lee family , George Washington 's . It really hits you hard , '' said Doyle . more than 400,000 people are buried there , including John F. Kennedy .
Ceremony honors 150th soldier buried there in June 16 . Property was owned by Robert E. Lee family , George Washington 's . more than 400,000 people are buried there , including John F. Kennedy .