RedactedNarrative: Both operators are related. Both rented pwc's from tradewinds resort on st. Pete beach and were operating close to shore in the gulf of mexico just north of the tradewinds resort at 55th av and gulf blvd. Vessel 1 was operating ahead of vessel 2 and had vessel 2 to vessel 1 port side. Vessel 1 turned to starboard while vessel 2 stayed on same course when vessel 1 made an abrupt direction change to port causing vessel2 to crash into the port side of vessel 1, all operators and passengers were ejected. Operator of v2 explained she did not have enough time to react to v1 movement and struck v1 on the port side causing injury to ribs and back on the left side of operator of vi. Operator of v1 was transported to local hospital an d treated for collapsed left lung and cracked ribs. 
  
  Operator of v2 complained of minor injury to back but brought herself to emergency room without assistance. Passenger on v2 also complained of back pain but refused any treatment at the scene, instead planned to go to hospital for check up at a later time. 
  
  operator of v1 pwc was struck by v2 pwc on port side. Impact caused injuries to left side of operator which included fractured ribs and partially collapsed left lung. Operator was admitted to bayfront hospital. Passenger of v2 was ejected along with operator. Passenger complained of back injury and was transported by mother to all children's hospital for treatment.