U.S. first lady Melania Trump greets children during a visit to a hospital in Accra, Ghana, October 2, 2018.

U.S. first lady Melania Trump holds a child during a visit to a hospital in Accra, Ghana, October 2, 2018.

U.S. first lady Melania Trump meets with Fante chiefs to gain permission to visit Cape Coast castle, Ghana, October 3, 2018.

U.S. first lady Melania Trump greets a child during her visit to Cape Coast, Ghana, October 3, 2018.

Melania Trump greets a girl giving her flowers at the airport in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump takes a safari in Nairobi, Kenya, October 5, 2018.

A woman holds a sign by the road as the motorcade for U.S. first lady Melania Trump passes by in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump visits the Great Pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump poses for a photo in front of the Spynx in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump visits the Great Pyramids in Cairo, Egypt, October 6, 2018. REUTERS/Amr Abdallah Dalsh

Children carry flags as they greet U.S. first lady Melania Trump on arrival in Accra, Ghana, October 2, 2018.

U.S. first lady Melania Trump waves during a visit to a hospital in Accra, Ghana, October 2, 2018.

U.S. First Lady Melania Trump holds a child at The Nest Children's Home in Nairobi, Kenya, October 5, 2018.

Children look on as U.S. first lady Melania Trump visits a school in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump holds hands and walks with children during her visit to The Nest Children's Home near Nairobi, Kenya October 5, 2018.

A child holds a book as U.S. first lady Melania Trump visits a school in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump and Kenya's first lady Margaret Kenyatta pose for a picture with thespians at the Kenya National Theatre in Nairobi, Kenya October 5, 2018.

U.S. first lady Melania Trump meets with Egyptian President Abdel Fattah al-Sisi and Egyptian first lady Entissar Mohameed Amer at the Presidential Palace in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump stops to speak to the media before she tours the pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump tours the pyramids of Egypt in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump arrives in Accra, Ghana October 2, 2018.

A child is weighed as U.S. first lady Melania Trump visits a hospital in Accra, Ghana, October 2, 2018.

U.S. first lady Melania Trump visits Cape Coast castle, Ghana, October 3, 2018.

U.S. first lady Melania Trump stands in the "door of no return" where slaves past through, during a visit to Cape Coast castle, Ghana, October 3, 2018.

A band arrives to perform for U.S. First Lady Melania Trump at the State House in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania sits in an open tour vehicle during her game drive at the Nairobi National Park in Nairobi, Kenya October 5, 2018.

U.S. first lady Melania Trump feeds a baby elephant a bottle of milk at the David Sheldrick Wildlife Trust elephant orphanage in Nairobi, Kenya, October 5, 2018. Reuters/Carlo Allegri

U.S. first lady Melania Trump walks with Egyptian first lady Entissar Mohameed Amer as she prepares to depart Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump tours the pyramids of Egypt in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump tours the pyramids of Egypt in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump lays a wreath during a visit to Cape Coast castle, Ghana, October 3, 2018.

U.S. first lady Melania Trump sits as she meets with Fante chiefs to gain permission to visit Cape Coast castle, Ghana, October 3, 2018.

U.S. first lady Melania Trump waves as she arrives at a school in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump tours a school in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump tours the pyramids of Egypt in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

Dancers greet U.S. first lady Melania Trump on arrival in Accra, Ghana, as she begins her tour of several African countries, October 2, 2018.

U.S. first lady Melania Trump walks through a courtyard during a visit to Cape Coast castle, Ghana, October 3, 2018.

U.S. first lady Melania Trump takes a safari in Nairobi, Kenya, October 5, 2018.

U.S. first lady Melania Trump tours a school in Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump takes a safari in Nairobi, Kenya, October 5, 2018.

U.S. first lady Melania Trump is greeted by Ghana's First Lady Rebecca Akufo-Addo on arrival in Accra, Ghana, October 2, 2018.

A woman holds a child as U.S. first lady Melania Trump visits a hospital in Accra, Ghana, October 2, 2018.

A Secret Service agent steps in to protect the U.S. first lady Melania Trump from a baby elephant that pushed forward at the David Sheldrick Wildlife Trust elephant orphanage in Nairobi, Kenya, October 5, 2018.

U.S. first lady Melania Trump looks on as she visits a school in Lilongwe, Malawi, October 4, 2018.

A combination photo shows people cheering and waving at the motorcade of U.S. first lady Melania Trump as she drives though Lilongwe, Malawi, October 4, 2018.

U.S. first lady Melania Trump meets Kenya's first lady Margaret Kenyatta at the State House in Nairobi, Kenya October 5, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

Performers take part in a pharaonic show in front of the Great Pyramids during the visit of U.S. first lady Melania Trump in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump arrives to tour the pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump lifts a child during her visit to The Nest Children's Home near Nairobi, Kenya October 5, 2018.

U.S. first lady Melania Trump boards an aircraft as she departs Nairobi, Kenya, October 6, 2018.

U.S. first lady Melania Trump visits the Pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump stops to speak to the media before she tours the pyramids in Cairo, Egypt, October 6, 2018.

U.S. first lady Melania Trump tours the pyramids of Egypt in Cairo, Egypt, October 6, 2018.

Drummers perform during the arrival of U.S. first lady Melania Trump in Accra, Ghana October 2, 2018.