The Huffington Post
The cause of death was not immediately clear. The network said on its Web site that Russert died of a heart attack, but Michael A. Newman, Russert’s internist, later said that resuscitation was begun immediately and continued at Sibley Memorial Hospital, to no avail. An autopsy was pending, Newman said.
Watch Tom Brokaw report:
Russert was in the tracking booth, recording a track, when he collapsed. He returned from Italy Thursday night. His wife, Maureen Orth, and son Luke, are still in Italy.
TMZ reports on the details of Tim Russert’s death:
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.