No bullet holes found in crashed Brazil military helicopter

Brazilian investigators have found no bullet holes in a crashed military helicopter in the bodies of four police officers who died when the chopper went down during an anti-drug operation in Rio de Janeiro.
 
Investigators are still trying to determine why the helicopter crashed near the City of God slum. 

Shoot outs between Police and gangs are frequent in Rio.
 
Military police said they have arrested three people and seized weapons and drugs during the operation.

SOURCE: NEWS24