RedactedNarrative: OPERATOR 1 WAS OPERATING VESSEL 1 TOWING THREE WATER SKIERS.  VESSEL 1 HIT A ROUGH CHOP, EJECTING SKIER THREE, FOUR AND FIVE AND INJURING SKIER THREE.  THIS TOWED WATERSPORT MISHAP OCCURRED DUE TO OPERATOR 1 FAILING TO TAKE EVASIVE ACTION BEFORE GOING OVER THE ROUGH CHOP.  NO VESSEL DAMAGE WAS REPORTED AND NO OTHER INJURIES WERE REPORTED.