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  • How Zika spreads (and who’s to blame)

    The mosquito kills nearly 750,000 people each year. Malaria is the cause for the majority of these deaths, but a Zika outbreak has the Americas scared of this insect. This is how the insect spreads disease to its victims.

The mosquito kills nearly 750,000 people each year. Malaria is the cause for the majority of these deaths, but a Zika outbreak has the Americas scared of this insect. This is how the insect spreads disease to its victims. Credit: Sohail Al-Jamea and Meta Viers
The mosquito kills nearly 750,000 people each year. Malaria is the cause for the majority of these deaths, but a Zika outbreak has the Americas scared of this insect. This is how the insect spreads disease to its victims. Credit: Sohail Al-Jamea and Meta Viers

Here’s something going right in Rio: Weather has eased Zika fears

August 09, 2016 01:56 PM

UPDATED August 10, 2016 04:08 PM

More Videos

When is a background check mandatory for gun owners? 1:51

When is a background check mandatory for gun owners?

How secrecy in Kansas is hurting its citizens 2:37

How secrecy in Kansas is hurting its citizens

This 'suicide curve' is the site of numerous violent crashes 1:33

This 'suicide curve' is the site of numerous violent crashes

Hurricane Irma impacts West Florida 1:12

Hurricane Irma impacts West Florida

Radio host accepts Senator Franken's apology, recounts moment of sexual assault 1:36

Radio host accepts Senator Franken's apology, recounts moment of sexual assault

Virginia's newly-elected openly transgender state representative: Discrimination is a disqualifier 2:56

Virginia's newly-elected openly transgender state representative: Discrimination is a disqualifier

California congressman skips moment of silence to talk gun control 1:07

California congressman skips moment of silence to talk gun control

Grace Mugabe’s fierce battle for power in Zimbabwe 1:44

Grace Mugabe’s fierce battle for power in Zimbabwe

Twitter investigates Trump's account being deactivated 0:56

Twitter investigates Trump's account being deactivated

Bannon out days after Trump defended him 0:45

Bannon out days after Trump defended him

  • When is a background check mandatory for gun owners?

    The Brady Act made background checks a requirement for guns purchased through licensed dealers. Here’s a brief look at how the current system works.