American Christian Evangelist Billy Graham 1918-2018

Evangelist Billy Graham, right, is assisted by his son Franklin before delivering a sermon during the Metro Maryland Festival,July 9, 2006, in Baltimore.

In this Dec. 20, 2010 file photo, evangelist Billy Graham, 92, speaks during an interview at the Billy Graham Evangelistic Association headquarters in Charlotte, N.C.

Former President George H.W. Bush, right, takes Billy Graham's hand during a ceremony for the Billy Graham Library in Charlotte, N.C., May 31, 2007.

Former President George W. Bush, left, greets evangelist Billy Graham as Laura Bush looks on as they met for a brunch prior to a book signing at the Billy Graham Library in Charlotte, N.C., on Dec. 20, 2010.

In this image released by the White House, President Barack Obama meets with Billy Graham, 91, at his mountainside home in Montreat, N.C., April 25, 2010.

Republican presidential candidate Sen. John McCain, R-Ariz., center, poses for photo with Christian Evangelist Billy Graham and his son Franklin Graham at the Graham family mountain top retreat in Montreat , N.C., June 29, 2008.

Archbishop preaches to his Russian Orthodox, congregation at the Ascension Church Wednesday September 1984. American evangelist Billy Graham also addressed the 300 worshippers.

Never since the Olympic Games has the Stadium of Helsingfors in Finland been as crowded as it was on Thursday in June 1954, when the American evangelist Billy Graham, right, held his well advertised meeting there.

Evangelist Billy Graham, shown with his wife, Ruth on arrival in London, June 6, 1959.

Billy Graham, right, and his son Franklin Graham, left, leave after a memorial service for Billy Graham's wife, Ruth Graham, in Montreat, N.C., June 16, 2007.