Former acting CDC director: ‘Herd immunity is going to be a real challenge’.

Dr. Richard Besser, CEO of the Robert Wood Johnson Foundation, discusses how to convince people to get vaccinated and if reopening plans will be hindered.

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West Virginia offering incentives to remote workers looking to move.

West Virginia offering incentives to remote workers looking to move.

Take an inside look at how some areas are attracting new residents as more companies embrace working remotely.

Biden touts American manufacturing, infrastructure deal.

Biden touts American manufacturing, infrastructure deal.

President Joe Biden gave remarks at a manufacturing plant near Allentown, Pennsylvania, to stress the importance of buying American.

Redo vote on bipartisan infrastructure deal could come Wednesday night.

Redo vote on bipartisan infrastructure deal could come Wednesday night.

It’s unclear whether all Democrats are on board, but President Joe Biden said he feels confident about the plan.

Ledecky wins gold, fires in Siberia, newborn Orangutan: World in Photos, July 28.

Ledecky wins gold, fires in Siberia, newborn Orangutan: World in Photos, July 28.

A look at the top photos from around the globe. #world #photos #olympics

ABC News Update: CDC urges masks indoors even for vaccinated Americans.

ABC News Update: CDC urges masks indoors even for vaccinated Americans.

Plus, Simone Biles’ Olympic future uncertain after pulling out of another event and Indonesia faces oxygen shortages amid rising COVID-19 hospitalizations. ABC News Live Update, Weekdays at 9 AM & 11AM EST WATCH the ABC News Live Stream: SUBSCRIBE...