Federal authorities continued their investigation into the incident Wednesday as questions remain over what led to the crash.

Authorities continue to investigate the circumstances surrounding a helicopter crash in Houston on Sunday evening that killed ...

Lighting on a Houston radio tower reportedly failed just days before it was hit by a helicopter on Sunday, killing four ...

A helicopter crashed into a radio tower near downtown Houston Sunday night, killing four people on board, including a child, ...

Houston authorities are investigating a helicopter that might have crashed into a radio tower, killing four people on board, ...

Police urged residents near the crash to call 911 if they find anything on their property that could help in the ...

Multiple agencies are investigating Sunday night's crash in Houston, which resulted in the deaths of four people, including a ...

Officials surveying the aftermath of a deadly helicopter crash in Houston on Sunday are looking into the possibility that the ...

The helicopter, a privately owned Robinson R44, erupted into a fireball and crashed to the ground, authorities said. A child ...

The Robinson Helicopter Company R44 Raven II, the type involved in a fatal crash in Houston Sunday is a popular aircraft for ...

Multiple people, including a child, are dead after a private helicopter crashed into a Houston radio tower Sunday night, ...

Multiple people died as a helicopter struck a radio tower in Houston on Sunday night and sparked a large fire, authorities ...