Heads of state from around the world, including President Joe Biden and the first lady, will travel to pay their respects to the late queen.

First lady Jill Biden tested positive for COVID-19 on Wednesday in a "rebound" case, her office said.

The first lady tested positive for the coronavirus just days after she had a negative test, according to White House officials but she has "no reemergence of symptoms," according to a spokesperson.

President Biden, 79, recovered from a rebound case of the virus on Aug. 7.

First lady Jill Biden will end her COVID-19 isolation Sunday after receiving two consecutive COVID-19 tests and quarantining for five days

First lady Jill Biden has tested positive for COVID-19, according to her office.

First lady Jill Biden is receiving Paxlovid after testing positive for COVID-19 and will isolate for at least five days, according to her office.

Olena Zelenska will make several appearances this week in Washington D.C. as Russia’s invasion of Ukraine stretches into its sixth month.

Olena Zelenska will make several appearances this week in Washington D.C. as Russia’s invasion of Ukraine stretches into its sixth month.

Jill Biden and Education Secretary Miguel Cardona are kicking off a summer learning tour this week with stops in Connecticut, Georgia and Michigan over two days

A man was arrested after allegedly attempting to access a roadway closed off for Jill Biden's motorcade, according to the United States Secret Service.

First lady Jill Biden has apologized after saying the Hispanic community was as "unique" as "breakfast tacos" during a speech in San Antonio, Texas, on Monday.

The First Lady is facing criticism after telling a group of Latino voters they were as "unique" as "breakfast tacos". ABC News’ Mona Kosar Abdi reports.

First lady Jill Biden spoke Friday morning at the site of the Champlain Towers South condominium collapse in Surfside, Florida.

First lady Jill Biden spoke Friday morning at the site of the Champlain Towers South condominium collapse in Surfside, Florida.

Jill Biden is urging graduates of a Los Angeles community college to never forget where they came from

The first lady traveled by vehicle to the town of Uzhhorod, which was about a 10-minute drive from the Slovakian border, and spent about two hours in Ukraine.

Biden met with first lady Olena Zelenska in a private meeting on Mother's Day, a day after meeting with refugees and humanitarian organizations in Romania.

The first lady is just one of multiple high-profile people visiting the country to show support.

Jill Biden has thanked U.S. troops deployed to Romania, where they are serving as a check against Russian aggression

Jill Biden says she's inspired by the resilience of Ukrainian refugees and hopes to convey that message when she meets some of them during a trip to Romania and Slovakia later this week

Jill Biden is showing off artwork by military kids in a new temporary exhibit at the White House

First lady Jill Biden has traveled to St. Jude Children's Research Hospital in Tennessee in a visit that included meetings with doctors and patients, including Ukrainian children fleeing the war with their families

First lady Jill Biden has decorated the White House for Valentine's Day for the second year in a row.

President Joe Biden  campaigned to help unite the country

First lady Jill Biden has visited a tornado-ravaged neighborhood in Kentucky to meet with residents and local leaders

First lady Jill Biden spoke of a community's resilience and efforts to "hold both our sorrow and joy" in a visit to Waukesha, Wisconsin, on Wednesday.

Jill Biden says being first lady is “a little harder” than she imagined it would be

The first lady’s theme for the 2021 holiday season is "Gifts from the Heart."

First lady Jill Biden unveiled White House holiday decorations on Monday and announced her theme for the 2021 season is "Gifts from the Heart."

First lady Jill Biden kicked off the holiday season in the nation's capital on Monday by accepting delivery of the official White House Christmas tree.

First lady Jill Biden kicked off the holiday season in the nation's capital on Monday by accepting delivery of the official White House Christmas tree.

First lady Jill Biden visited Texas Children's Hospital in Houston and teamed up with DC Comics and WarnerMedia to encourage parents to get children ages 5 to 11 vaccinated.

Jill Biden has used her first solo White House event as first lady to highlight the challenges and contributions of “hidden heroes” — the children and caregivers of injured U.S. troops

The administration also sent letters to school officials across the country on Monday, urging them to set up vaccination clinics in their schools.

First lady Jill Biden pushed for vaccinating children against COVID-19 at a Northern Virginia school that is of historic importance.

First lady Jill Biden shares with ABC News’ Robin Roberts her plan to create awareness surrounding breast cancer advocacy.

First lady Dr. Jill Biden is putting a spotlight on breast cancer awareness and research.

Jill Biden headed back to the classroom Tuesday as the first presidential spouse to hold a full-time job while also serving her duties as first lady.

First lady Jill Biden has undergone a medical procedure to flush out debris from a puncture wound on her left foot

JIll Biden is on her first solo international trip as first lady

First lady Jill Biden will travel to the opening ceremony of the Olympic Summer Games in Tokyo, Japan, which will be held on July 23, according to her office.

Finalists in the Scripps National Spelling Bee have received a visit from one of the nation’s most prominent educators

Jill Biden is playing offense in the fight against COVID-19

Jill Biden gives the magazine insight into her life in the White House, including how it's affecting her marriage and how she juggles it all while she continues to teach.

First lady Jill Biden is encouraging people in one of the least-vaccinated states to roll up their sleeves and get immunized against the coronavirus

She was talking to a British group that uses surfing as therapy.

The first lady is stepping up for the first time at the G7 summit and is putting the causes she supports front and center.

First lady Jill Biden is joining President Joe Biden on the U.K. leg of the first international trip of his presidency and is poised to focus on military families.

Dr. Jill Biden met with Duchess Kate Middleton to tour a school and discuss their shared passion for education.