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Air traffic control audio captured the moment after a Frontier Airlines flight struck and killed a pedestrian on the runway while departing Denver International Airport on Friday. The person, who has not been identified, jumped the perimeter fence and was hit two minutes later while crossing the runway, the airport said. Frontier Airlines is investigating the incident, and the National Transportation Safety Board was also notified. #frontier #denver #plane #airport #emergency

The CDC says more than 40 people across the U.S. are being monitored for possible hantavirus infection following a cruise ship outbreak. ABC News Medical Contributor Dr. Alok Patel has more.

Evacuation orders and warnings are in place after a fire erupted in Simi Valley late Monday morning. #news

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