Pelosi, 82, is vaccinated and boosted and does not have any symptoms.
House Speaker Nancy Pelosi has tested positive for COVID-19, her deputy chief of staff Drew Hammill tweeted Thursday.
This positive test comes after testing negative earlier in the week, Hammill said.
Pelosi on Wednesday tweeted a photo of her next to President Joe Biden.
Pelosi, 82, is vaccinated and boosted and does not have any symptoms, he said.
Hammill added on Twitter that a planned congressional delegation to Asia, led by Pelosi, will be postponed.
Pelosi is second in line to the presidency after the vice president.
This is a developing story. Please check back for updates.