Americans are marking 24 years since the Sept. 11, 2001, attacks with solemn ceremonies, volunteer work and other tributes honoring the victims.
When the patient was hospitalized, he was placed inside an isolation pod to prevent spreading coronavirus to doctors.
65 years ago today, Rosa Parks refused to move to the back of a city bus. Little did she know that her act would help end segregation laws in the South.
Here's a look at that day in Hiroshima 75 years ago.
On July 20, 1969, Neil Armstrong set foot on the surface of the moon and changed the course of history.
See how Queen Elizabeth has changed from her days as Princess Elizabeth, to ascending the throne in 1952, to today.