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Studies cast doubt on effectiveness of some face coverings

There is growing evidence that not all masks or face coverings provide protection against the coronavirus. Kris Van Cleave reports.

Aug 14, 2020 (02:02)

Watch: French student protests turn chaotic

Watch: French student protests turn chaotic

Scientists discover new dinosaur species

Scientists discover new dinosaur species

OpenAI sued over alleged child harm

OpenAI sued over alleged child harm

Teen's kind deed caught on camera

Teen's kind deed caught on camera

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Inside the search for Amelia Earhart

Police probing alleged Chicago sexual assault

Police probing alleged Chicago sexual assault

Ukraine accuses U.S. of withholding intel

Ukraine accuses U.S. of withholding intel

Police make break in Orlando cold case

Police make break in Orlando cold case

Trump says inflation is low despite CPI report

Trump says inflation is low despite CPI report

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AI could kill the price tag

Hayden Panettiere 911 call released

Hayden Panettiere 911 call released

Trump, Chicagoans show support for Pope Leo

Trump, Chicagoans show support for Pope Leo

Starlink missile tracker fails in Ukraine

Starlink missile tracker fails in Ukraine

Iowa Senate candidates debate amid tight race

Iowa Senate candidates debate amid tight race

Expert explains Houthi threat in Saudi Arabia

Expert explains Houthi threat in Saudi Arabia

Zacharia's first press briefing draws criticism

Zacharia's first press briefing draws criticism

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How AI is helping launch ransomware attacks

Trump says "leakers should be shot"

Trump says "leakers should be shot"

Denver mayor on combating homelessness

Denver mayor on combating homelessness

Tech editor on alleged OpenAI security breach

Tech editor on alleged OpenAI security breach

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