First lady Melania Trump accompanies her husband, US President Donald Trump, for a visit to the headquarters of the Federal Emergency Management Agency on Wednesday, June 6. It was the first time the first lady was seen in public since undergoing benign kidney surgery in May. Andrew Harnik/AP

Melania Trump speaks to the spouses of US governors at a White House luncheon in February. Among the topics she touched on were cyberbullying and the opioid epidemic. She also acknowledged the students around the country who have been fighting the gun lobby since the tragic school shooting in Parkland, Florida. Andrew Harnik/AP

Trump arrives for her husband's State of the Union address in January. SAUL LOEB/AFP/Getty Images

Trump walks through Christmas decorations at the White House. SAUL LOEB/AFP/Getty Images

The Trumps hand out candy to children during a White House Halloween event. NICHOLAS KAMM/AFP/Getty Images

Trump speaks at an October ceremony after donating her inaugural gown to the National Museum of American History. It will be part of the museum's First Ladies Collection. Pablo Martinez Monsivais/AP

Trump addresses other spouses of world leaders at a United Nations luncheon in September. DON EMMERT/AFP/Getty Images

The Trumps arrive at Paris' Orly Airport in July. They were invited by French President Emmanuel Macron to attend the country's Bastille Day celebrations. Pierre Suu/French Select/Getty Images

Trump, seated fourth from left, plays with children during a July visit to the Copernicus Science Centre in Warsaw, Poland. She was joined by Polish first lady Agata Kornhauser-Duda, who is in the pink jacket. The Trumps were visiting Poland ahead of a G20 summit in Germany. ANDRZEJ HULIMKA/AFP/Getty Images

The Trumps arrive at the White House with their son, Barron, in June 2017. Melania and Barron were moving in. They had spent the last few months in New York so Barron could finish out his school year. Chris Kleponis/Pool/Getty Images

Melania Trump arrives at the Vatican, where she and her husband met Pope Francis in May 2017. With Vatican protocol in mind, she wore a black veil and a long-sleeved black dress draped down to her calf. Franco Origlia/Getty Images

The first lady visits a pediatric hospital in Vatican City. Franco Origlia/Getty Images

Trump visits the Western Wall, Judaism's holiest prayer site, while in Jerusalem in May 2017. HEIDI LEVINE/AFP/Getty Images

A video clip went viral in May 2017 after the first lady appeared to swat her husband's hand away after landing in Israel. It's unclear what caused the swat, if anything. The Trumps held hands minutes later on the tarmac. They also held hands multiple times during their tour of the Middle East. CNN

The first lady high-fives a child during a visit to the American International School in Riyadh, Saudi Arabia. GIUSEPPE CACACE/AFP/Getty Images

Trump talks with Saudi Crown Prince Mohammad bin Nayef during a ceremony in Riyadh in May 2017. See more photos from the President's first foreign trip Evan Vucci/AP

Melania Trump is joined by her husband as she speaks at a Mother's Day event at the White House. Olivier Douliery/Abaca/Sipa/AP

The first lady takes part in a ribbon-cutting ceremony at the Children's National Health System in Washington. She spoke at the opening of the Bunny Mellon Healing Garden, where patients and families can spend time outdoors while receiving treatment at the hospital. Win McNamee/Getty Images

Trump listens while her husband speaks to the press in the White House Oval Office. BRENDAN SMIALOWSKI/AFP/Getty Images

The first lady hugs a child at the annual White House Easter Egg Roll in April 2017. They were making cards for members of the US military. Olivier Douliery/Bloomberg/Getty Images

Trump speaks in March 2017 at the Secretary of State's International Women of Courage Awards. She called for women's empowerment and the celebration of diversity. JIM WATSON/AFP/Getty Images

The first lady's Twitter account posted this photo of Trump reading a book to children at New York-Presbyterian Hospital. "Honoring children #worldbookday," the tweet said in March 2017. From Twitter.com/FLOTUS

Trump arrives at a joint session of Congress to hear a speech by her husband in February 2017. Win McNamee/Getty Images

The President kisses his wife as they are introduced at a rally in Melbourne, Florida, in February 2017. Joe Raedle/Getty Images

The first lady walks with Sara Netanyahu at the White House in February 2017. Israeli Prime Minister Benjamin Netanyahu was in Washington to strengthen US-Israel relations after some strained years during the Obama administration. Andrew Harrer/Getty Images

Lonnie Bunch, director of the National Museum of African American History and Culture, talks with Trump and Netanyahu as they tour the museum in Washington in February 2017. MOLLY RILEY/AFP/Getty Images

Trump and Akie Abe, wife of Japanese Prime Minister Shinzo Abe, tour the Morikami Museum and Japanese Gardens in Delray Beach, Florida, in February 2017. It was Trump's first solo public appearance as first lady. Terry Renna/AP

The first lady shakes hands with Japanese Prime Minister Shinzo Abe before boarding Air Force One with her husband in February 2017. The Trumps hosted the Abes at their Mar-a-Lago estate in Palm Beach, Florida. Jose Luis Magana/AP

The Trumps arrive at Trump International Golf Club in West Palm Beach, Florida, in February 2017. The Trumps were attending a Super Bowl party at the club. Susan Walsh/AP

The Trumps arrive for a Red Cross gala at their Mar-a-Lago estate in February 2017. MANDEL NGAN/AFP/Getty Images

The first lady walks across the tarmac to greet well-wishers in West Palm Beach in February 2017. MANDEL NGAN/AFP/Getty Images

Trump gives a speech during one of the inaugural balls in Washington in January 2017. SAUL LOEB/AFP/Getty Images

The first lady dances with her husband at an inaugural ball. JIM WATSON/AFP/AFP/Getty Images