The investigation into a jet crash in Florida that killed nine people entered its fourth day after "very significant" evidence was recovered.

Aviation expert Ken Christensen discusses the investigation into a deadly Learjet crash in Florida, explaining flight physics and the cockpit's final moments, on 'America Reports.'

UPS plane crash one-year anniversary memorial event

One year after a fatal UPS plane crash in Louisville, federal investigators have not released a cause.

The names of the victims who were involved in the fatal Biscayne Bay helicopter crash have been released by investigators, and this comes after photos were released showing the rescue of one of the victims from the water.

One person was killed and two others were injured on Wednesday when a helicopter crashed into Biscayne Bay near Miami, officials said.

It's unknown what what cause the helicopter to crash, of if any injuries were reported.