Two Malaysian navy helicopters have collided in mid-air during rehearsals for a military parade near the capital Kuala Lumpur. Stunned onlookers captured the moment an AW139 maritime operations helicopter struck a navy Fennec in the skies above Lumut Naval Base and plunged to the ground. All crew members on the two helicopters - seven on board the AW139 and three on the Fennec - were tragically ki