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U.K. begins human trials for COVID vaccine

The U.K. has begun the first human trials of a coronavirus vaccine as several countries race to find a way to fight the illness, which has killed over 191,000 people worldwide. Imtiaz Tyab takes a look at the highly anticipated study.

Apr 24, 2020 (01:54)

Airman ID'd after rappelling death before game

Airman ID'd after rappelling death before game

Proud parent moment for NHL player's folks

Proud parent moment for NHL player's folks

Jalen Hurts' diagnosis rattles sports world

Jalen Hurts' diagnosis rattles sports world

Pope returns to work within week of surgery

Pope returns to work within week of surgery

2 killed after mom plows through soccer game

2 killed after mom plows through soccer game

Texas Senate race close to tied: CBS News poll

Texas Senate race close to tied: CBS News poll

Flames shoot from plane engine before takeoff

Flames shoot from plane engine before takeoff

French leaders vow to restore order after riots

French leaders vow to restore order after riots

Powerful nor'easter bears down on East Coast

Powerful nor'easter bears down on East Coast

Officer cleared of wrongdoing in 1-year-old's murder

Officer cleared of wrongdoing in 1-year-old's murder

A look at protests, riots around Europe

A look at protests, riots around Europe

Zelenskyy: Trump is on wrong side of history

Zelenskyy: Trump is on wrong side of history

Trump in Kansas amid tight Senate race

Trump in Kansas amid tight Senate race

Dana Bash talks new book on pivotal elections

Dana Bash talks new book on pivotal elections

Warnock calls on Democrats to focus on South

Warnock calls on Democrats to focus on South

Details on election security as midterms near

Details on election security as midterms near

France imposes curfews amid violent protests

France imposes curfews amid violent protests

Expert: Trump is aligning with Russia

Expert: Trump is aligning with Russia

Nina Turner unpacks state of midterms

Nina Turner unpacks state of midterms

CBS News poll: Tight Senate race in Texas

CBS News poll: Tight Senate race in Texas

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