Investigation finds Philips hid safety issues with its CPAP machines for years

CPAP machines help about 8 million Americans with sleep-related breathing disorders, like sleep apnea, by keeping their airways open while they sleep. But one manufacturer, Philips Respironics, is coming under fire for a critical change it made to millions of its breathing machines. Michael Sallah, a reporter and investigations editor at the Pittsburgh Post-Gazette, joins Ali Rogin to discuss.

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