MINUTES. >> THANK YOU. >>> TWO SOUTH OF JERSEY SCHOOL DISTRICTS CANCELED CLASSES TODAY BECAUSE OF THREATS ON SOCIAL MEDIA. TWO OTHER DISTRICTS OPENED WITH INCREASED SECURITY. CBS PHILADELPHIA'S AZIZA SHULER IS SPEAKING WITH A PATIENT ABOUT THE IMPACT THE CLOSURES ARE HAVING ON THEIR CHILDREN. >> IT'S A DIFFERENT REALITY. WE'RE SEEING ON THE NEWS IT'S DIFFERENT. IT'S SCHOOL SHOOTINGS, IT'S WORRISOME. AM I GOING TO GET A CALL THAT MY KID IS IN A SCHOOL THAT THE CLOCKED -- LOCKED DOWN. >> Reporter: A MERE THREE DAYS INTO THE SCHOOL YEAR, POLICE SAY FOUR JUVENILES WERE ARRESTED MONDAY IN CONNECTION WITH MULTIPLE ISOLATED VIOLENT THREATS POSTED ON SOCIAL MEDIA AGAINST SCHOOLS IN WOOD BURY, DEPTFORD TOWNSHIP, AND GLASSBORO. SCHOOLS IN WOOD WATERY -- WOODBURY AND DEPTFORD, CLOSED OUT OF PRECAUTION. >> WE'RE NOT SENDING OUR CHILDREN TO SCHOOL TOMORROW. YOU NEVER KNOW. >> WHEN IT'S CLOSE TO HOME, EVEN EVEN -- IT'S EVEN MORE WORRISOME. >> Reporter: HER SON SPENT THE EVENING AT BASEBALL PRACTICE. >> HE'S VERY ANXIOUS. >> Reporter: BOTH THE SCHOOL DISTRICTS PLAN TO RESUME CLASSES TUESDAY. WITH OFFICIALS ASSURING PARENTS OF INCREASED POLICE PRESENCE AT ALL SCHOOLS. IN DEPTFORD POLICE AND SCHOOL ADMINS WILL HOLD ASSEMBLYLES WITH MIDDLE SCHOOL AND HIGH SCHOOL STUDENTS TO ADDRESS THE THREATS, THEIR CONSEQUENCES, AND RESOURCES AVAILABLE FOR STUDENTS. AGE-APPROPRIATE ASSEMBLIES FOR ELEMENTARY STUDENTS WILL FOLLOW. >> WE DIDN'T HAVE THAT CONVERSATION WITH OUR KIDS. WE DON'T WANT THEM TO BE NERVOUS TO GO TO SCHOOL. WE DON'T WANT THEM TO FEEL LIKE SCHOOL IS A DANGEROUS PLACE. >> Reporter: RIGHT NOW AUTHORITIES BELIEVE THE FOUR SUSPECTS FROM 12 TO 15 DID NOT KNOW EACH OTHER. IN GLOSS TER