A Frontier Airlines plane hit and killed a pedestrian on the runway of the Denver International Airport during takeoff, airport authorities said, sparking an engine fire and forcing passengers to evac...

"Initial assessments ⁠indicate that the smoke was caused by a technical malfunction in ​a hydraulic pipe," Yahya Ustun, the ​airline's ⁠senior vice president, communications, said on social media plat...

NBC News’ Liz Kreutz has the latest on the questions this incident is raising on safety protocols at airports across the country.