Feb 04

WASHINGTON — For a pair of first-time presidential hopefuls, the sudden injection of the childhood vaccine debate into the 2016 campaign is a lesson in how unexpected issues can become stumbling blocks. Long-held positions can look different under the glare…

Nov 26

U.S. proposes stricter smog limits to protect health

WASHINGTON — In a fresh confrontation with Republicans, the Obama administration on Wednesday proposed stricter emissions limits on smog-forming pollution linked to asthma and respiratory illness. The move fulfilled a long-delayed campaign promise by President Barack Obama but left environmental…

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