Fault Lines investigates a surge in black lung among younger coal miners in Appalachia, and gaps in dust protections.
Related stories
Kumamoto earthquake insurance claims and inquiries top 40,000
Trump pauses tariffs on Canada after last-minute deal
Witness gets combative in Tupac murder trial - 'I don't want to send him to prison'
U.S., South Korea cut short their joint military drills at Trump's direction
US-led drills to end six days early, South Korea says, amid Trump push for Kim Jong-un talks
US: Meta hooked children, prosecutors say, as trial over social media harm begins