How possible mask mandate revisions could affect Americans.

Dr. Ashish Jha discusses what Americans should know about possible mask guidance updates and how to keep your family safe as the delta variant continues to spread.

Watch video on channel "ABC News"
US begins to deport migrants, many of them Haitians.

US begins to deport migrants, many of them Haitians.

Officials also sealed off the border crossing at Del Rio, Texas.

Unidentified body found in search for Gabby Petito

Unidentified body found in search for Gabby Petito

The body was found in the general area where authorities have been searching for the missing 22-year-old.

SpaceX splashes down, marking another successful mission.

SpaceX splashes down, marking another successful mission.

The four astronauts raised millions of dollars for St. Jude Children’s Hospital.

Gymnasts' testimonies reveal FBI's 'shocking case of individual failure': Thomas.

Gymnasts' testimonies reveal FBI's 'shocking case of individual failure': Thomas.

Pierre Thomas and Christine Brennan discuss the testimonies from U.S. gymnasts on abuse and the FBI’s failure in handling the case on "This Week."

Acknowledging drone strike mistake was right: Former Joint Chiefs chairman.

Acknowledging drone strike mistake was right: Former Joint Chiefs chairman.

Martha Raddatz interviews former Joint Chiefs Chair Admiral Mike Mullen on "This Week."