Brazil Chopper Crash

Officials believe the helicopter experienced what is known as ground resonance, a condition that happens when the aircraft's rotor is working while the helicopter is on the ground.

A TV news helicopter pilot steered his crippled, out-of-control aircraft away from a busy highway before crashing in a grassy field during rush hour on Wednesday, losing his own life.

Officials believe the helicopter experienced what is known as ground resonance, a condition that happens when the aircraft's rotor is working while the helicopter is on the ground.

A TV news helicopter pilot steered his crippled, out-of-control aircraft away from a busy highway before crashing in a grassy field during rush hour on Wednesday, losing his own life.