A new study published in Nature has found that more than 56 percent of the world's oceans have changed color in the past 20 years, and climate change is to blame.

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Stretching Your Dollar: How to Negotiate Medical Bills
With high healthcare costs, bills can quickly add up. In some cases, it is possible to negotiate your medical bills. Barak Richman, law professor at George Washington University, joined Cheddar News to discuss the easiest way to talk to medical debt companies about what's owed.
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