Former officer admits cover-up in investigation of Louisiana bridge shooting . He faces a maximum sentence of five years in prison and a fine of $ 250,000 . four civilians killed , Two wounded in police shooting days after Katrina . Two officers have since issued guilty pleas for their involvement .
Former officer admits cover-up in investigation of Louisiana bridge shooting . four civilians killed , Two wounded in police shooting days after Katrina . Two officers have since issued guilty pleas for their involvement .