YOU CAN FIND IT WHEN YOU NEED IT ON THE NEWS AND OPINION PAGE ON PLUTO TV AND THROUGH THE CBS NEWS APP ON FIRE TV AND ROKU. >>> TWO TEENAGE GIRLS HAVE DIED AFTER AN ACCIDENT ON THE WATER IN ANTIOCH. WE'RE TOLD THE TEENS WERE WRITING A WAVERUNNER WHEN THEY CRASHED INTO A BOAT YESTERDAY AFTERNOON. CBS 2 SABRINA FRANZA HAS THE LATEST ON HOW THIS HAPPENED. >> Reporter: WITNESSES SAY THE DAY WAS JUST LIKE IT IS NOW, CALM, SUNNY, AND CLEAR, UNTIL A 13 INCH 16-YEAR-OLD ON A WAVERUNNER CRASHED INTO A BOAT. >> WAVERUNNER WITH TWO PEOPLE ON IT THAT CRASHED INTO A BOAT. THE TWO PEOPLE ON THE WAVERUNNER WERE TAKEN AWAY UNCONSCIOUS IN THE AMBULANCES. >> SCOTT SWEARINGEN WASTED THE AFTERMATH OF THE CRASH. A YAMAHA WAVERUNNER WITH A 16-YEAR-OLD AT THE WHEEL. BEHIND HER, A 13-YEAR-OLD PASSENGER. WITNESSES TOLD POLICE THE WAVERUNNER WAS SPEEDING. >> THE CAR BOATS, EVERY ONCE IN A WHILE. MOSTLY THE ONLY THING I'VE EVER SEEN IS MAYBE A DUI TYPE OF CALL, OR, BUT NOT AN ACCIDENT ACCIDENT. AND TODAY, TODAY WAS LIKE, NOBODY OUT THERE. >> Reporter: JUST AFTER 5:00 P.M. TUESDAY, AN EMERGENCY RESPONSE. THE LAKE COUNTY SHERIFF'S OFFICE IS THAT THE WAVERUNNER WAS HEADING NORTH AT THE SAME TIME AS THE SEA RAY CABIN CRUISER, OPERATED BY A 55-YEAR-OLD MAN. THE TWO CRASHED INTO EACH OTHER, AND THE TEENS, WE'RE TOLD WERE WEARING LIFE VESTS, WERE KNOCKED UNCONSCIOUS AND THROWN INTO THE WATER. POLICE SAY THERE WAS NO WAY THE BOAT OPERATOR COULD HAVE AVOIDED A COLLISION. THE FOUR PEOPLE ON THE SEA RAY PULLED THE GIRLS FROM THE WATER IMMEDIATELY, AND CALLED 911. WITNESSES SAY THE WAVERUNNER WAS DESTROYED. THE PEOPLE ON THE BOAT WERE OKAY. >> THEY WERE YOUNG, VERY YOUNG. VERY INEXPERIENCED. >> Reporter: RANDY SIMILAR IS ON THE WATER FOUR TIMES A WEEK. HE SAYS HE'S WITNESSED SIMILAR INCIDENTS BEFORE. >> SCARY, BECAUSE YOU CAN'T STOP. IT'S NOT LIKE A ROAD, YOU PUT BRAKES ON. I MEAN, YOU'RE JUST GOING, AND YOU HAVE NO CONTROL. IT'S SCARY, REALLY, IT IS. >> Reporter: RIGHT NOW, ALL WE REALLY KNOW ABOUT THESE TWO GIRLS IS THAT THE 16-YEAR-OLD IS FROM LAKE FOREST, CALIFO