NPR host Adrian Ma's girlfriend, Kiah Duggins, was aboard the American Airlines flight that crashed into the Potomac River. He spoke to NPR about that night and about his late girlfriend.

NPR host Adrian Ma has been navigating an unimaginable "emotional hell" since his girlfriend, Kiah Duggins, died in the recent American Airlines plane crash in Washington, D.C. Ma, who cohosts NPR's "The Indicator" podcast,