An eighth person has died months after the crash of a medical transport plane in Philadelphia, city officials said Tuesday.

The parents of Sam Lilley, the late American Airlines killed in the Potomac plane crash, praised the modernization of the nation's air traffic control system under President Donald Trump.

PHILADELPHIA — An eighth person has died months after the crash of a medical transport plane in Philadelphia ... an Army helicopter over the Potomac River near Washington, D.C., killed 67 ...

Emergency responders on the Potomac River were contending with dark and bitterly cold conditions. (Al Drago/Getty Images) Local law enforcement declined to confirm any fatalities early Thursday ...

PHILADELPHIA — An eighth person has died months after the crash of a medical transport plane in Philadelphia ... an Army helicopter over the Potomac River near Washington, D.C., killed 67 ...

The wife of the pilot killed in a plane crash near Fremont told him "not to fly the river because it was getting too dark," according to a preliminary report from the National Transportation Safety ...

A preliminary report for a plane that crashed into the Platte River last month near Fremont found that the pilot was giving ...