NBC News' Tim Russert has died of a heart attack. He was 58.
He was working in NBC's Washington bureau today when he collapsed while recording voice overs.
DC Fire tells us the call came in at 1:41 PM ET. We're told they transported one adult male patient in cardiac arrest to Sibley Hospital where he died.
The "Meet the Press" host and author is survived by his wife, Maureen Orth -- a special correspondent for Vanity Fair -- and their adult son, Luke.