More Videos

Senate Russia inquiry has expanded 1:56

Senate Russia inquiry has expanded

Northern California scorched as wildfires rage on 1:39

Northern California scorched as wildfires rage on

Tubbs Fire aftermath, as seen from above 1:30

Tubbs Fire aftermath, as seen from above

A 'dreamer' and his wife talk about fears that DACA may end 2:22

A "dreamer" and his wife talk about fears that DACA may end

Trump, Mitch McConnell 'closer than ever before' 1:33

Trump, Mitch McConnell 'closer than ever before'

Trump welcomes Pittsburgh Penguins to White House for Stanley Cup visit 1:56

Trump welcomes Pittsburgh Penguins to White House for Stanley Cup visit

Trump praises Rand Paul for support of health care executive order 1:51

Trump praises Rand Paul for support of health care executive order

Trump decertifies Iran Nuclear Deal 3:10

Trump decertifies Iran Nuclear Deal

Recording sheds light on Cuba sonic attacks targeting US workers 1:56

Recording sheds light on Cuba sonic attacks targeting US workers

How does a crime get classified as ‘domestic terrorism’? 2:09

How does a crime get classified as ‘domestic terrorism’?

  • Former dental assistant talks about suffering from mercury exposure

    Karen Burns of Matawan, N.J. spent 24 years as a dental assistant, but now she gets chelation treatments to cleanse her body of toxic mercury, which she says has left her sick and disabled for 15 years.

Karen Burns of Matawan, N.J. spent 24 years as a dental assistant, but now she gets chelation treatments to cleanse her body of toxic mercury, which she says has left her sick and disabled for 15 years. Courtesy: Randall Moore, director/producer of the documentary Evidence of Harm
Karen Burns of Matawan, N.J. spent 24 years as a dental assistant, but now she gets chelation treatments to cleanse her body of toxic mercury, which she says has left her sick and disabled for 15 years. Courtesy: Randall Moore, director/producer of the documentary Evidence of Harm

Tests suggest mercury in air at some dental clinics

January 05, 2016 2:13 PM

More Videos

Senate Russia inquiry has expanded 1:56

Senate Russia inquiry has expanded

Northern California scorched as wildfires rage on 1:39

Northern California scorched as wildfires rage on

Tubbs Fire aftermath, as seen from above 1:30

Tubbs Fire aftermath, as seen from above

A 'dreamer' and his wife talk about fears that DACA may end 2:22

A "dreamer" and his wife talk about fears that DACA may end

Trump, Mitch McConnell 'closer than ever before' 1:33

Trump, Mitch McConnell 'closer than ever before'

Trump welcomes Pittsburgh Penguins to White House for Stanley Cup visit 1:56

Trump welcomes Pittsburgh Penguins to White House for Stanley Cup visit

Trump praises Rand Paul for support of health care executive order 1:51

Trump praises Rand Paul for support of health care executive order

Trump decertifies Iran Nuclear Deal 3:10

Trump decertifies Iran Nuclear Deal

Recording sheds light on Cuba sonic attacks targeting US workers 1:56

Recording sheds light on Cuba sonic attacks targeting US workers

How does a crime get classified as ‘domestic terrorism’? 2:09

How does a crime get classified as ‘domestic terrorism’?

  • Northern California scorched as wildfires rage on

    Massive wildfires continue to sweep through Northern California's wine region, forcing emergency evacuations and destroying more than 2,000 buildings. The fires began Sunday evening, though the initial cause is under investigation.