‘ISIS-inspired’ teens throw explosives at NYC crowd

THE TWO TEENS ALLEGEDLY BEHIND THE ATTACK MAKING. ALLEGEDLY BEHIND THE ATTACK MAKING PRO-ISIS STATEMENTS. ATTACK MAKING PRO-ISIS STATEMEMENTS TO POLICE. PRPRO-ISIS STATEMENTS TO POLICE. SAM BROCK HAS THE. TO POLICE. SAM BROCK HAS THE LATEST. LATEST. >> Reporter: TONIGHT, A CHILLING TERROR. >> Reporter: TONIGHT, A CHILLILING TERROR ATTACK THWARTED IN. ATTACK THWARTED IN THE BACKYARD OF NEW YORK CITY'S MAYOYOR. THE BACKYARD OF NEW YORK CITY'S MAYOR. CHAOAOS UNFOLDING AS. YORK CITY'S MAYOR. CHAOS UNFOLDING AS DEMONSTRATORS CLASHED. CHAOS UNFOLDING AS DEMONSTRATORORS CLASHED AND RAN FOR SAFETY. DEDEMONSTRATORS CLASHED AND RAN FOR SAFETY. >> THIS WAS NOT. AND RAN FOR SAFETY. >> THIS WAS S NOT RANDOM VIOLENCE. >> THIS WAS NOT RANDOM VIOLENCE. THIS WAS A PLANNED. RANDOM VIOLENCE.E. THIS WAS A PLANNED ATTACK MOTIVATED BY. THIS WAS A PLANNED ATTACKCK MOTIVATED BY EXTREMIST IDEOLOGY. ATTACK MOTIVATED B BY EXTREMIST IDEOLOGY. >> Reporter: THE FBI. >> Reporter: THE FBI SAYS THESE TWO TEENAGAGE SUSPECTS IN. SAYS THESE TWO TEENAGE SUSPECTS IN COUNTERPROTESTERS. TEENAGE SUSPECTS IN COUNTERPRPROTESTERS STAND ACCUSED OF.

COUNTERPROTESTERS STAND ACCUSED OF IGNITING TWO IEDs AND. STAND ACCUSED OF IGNITING TWO IEDs AND TRYING TO O DETONATE. IGNITING TWO IEDs AND TRYING T TO DETONATE THEM IN A CROWD OF. TRYING TO DETONATE THEM IN A CROWD OF ANTI-ISLAM. THEM IN A CROWD OF ANANTI-ISLAM DEMONSTRATORS OUTSIDE. S. DEMONSTRATORS OUTSIDE THE MAYOR'S RESIDENCE. THE E MAYOR'S RESIDENCE. ONE SUSPECT IS SEEN. RESIDENCE. ONE SUSPECT IS SEEN HERE LEAPFROGGING A. ONE SUSPECT IS SEEN HERE LEAPFPFROGGING A MAN AND HURLING AN. D. OBJECT WHICH FAILED TO DETONATE. >> HAD THESE IEDs. TO DETONATE. >> HAD THESE IEDs FUNCTIONED THE WAY. >> HAD THESE IEDs FUNCTIONED THE WAY THE PERPETRATORS. FUNCTIONED THE WAY THE PERPETRATORS ALLEGEDLY WANTNTED THEM. THE PERPETRATORS ALLEGEDLY WANTED THEM TO, THEY COULD HAVE. ALLEGEDLY WANTED THEM TO, THEY COULD HAVE CAUSED DEATH, CAUSED DEATH, DESTRUCTION. >> Reporter: THEHE NYPD. DESTRUCTION. >> Reporter: THE NYPDD SAYS THE NUTS, BOLTS, >> Reporter: THE NYPD SAYS THE NUTS, BOLTS, AND SHRAPNEL WERE. SAYS THE NUTS, BOLTS, AND SHRARAPNEL WERE PACKED INTO THE. AND SHRAPNEL WERE PAPACKED INTO THE DEVICES AT LEAST ONE. PACKED INTNTO THE DEVICES AT LEAST ONE OF WHICH CONTAINS A. DEVICES S AT LEAST ONE OF WHICH CONTAINS A HIGHLY EXPLOSIVE.

OF WHICH CONTATAINS A HIGHLY EXPLOSIVE MATERIAL THAT IS. MATERIAL THAT IS EXTREMELY SENSITIVE TO IMPACT,T, FRICTION, EXTREMELY SENSITIVE TO IMPACT, FRICTION, AND HEAT. TO IMPACT, FRICTION, AND HEAT. >> BOTH MEN WERE. >> BOTH MEN WERE IMMEDIATELY TAKEKEN INTO CUSTODY AND THE. INTO CUSTODY AND THE DEVICES THEY BROUGHT TAKEN OFF OUR. DEVICES THEY BROUGHT TAKEN OFF OUR STREETS. TAKEN OFF OUR STREETS. >> Reporter: STREETS. >> Reporter: 19-YEAEAR-OLD AND AN. >> Reporter: 19-YEAR-OLD AND AN 18-YEAR-OLD APPEARING. 19-YEAR-OLD AND AN 18-YEAR-OLD APPEARARING IN COURT THIS. 18-YEAR-OLD APPEARING IN COURT THIS MORNINING. IN COURT THIHIS MORNING. JUST PRIOR, BALAT. MORNING. JUST PRIOR, BALAT HOLDLDING UP HIS FINGER. JUST PRIOR, BALAT HOLDLDING UP HIS FINGER IN A GESTURE OFTEN. HOLDING UP HIS FINGER IN A GESTURE O OFTEN USED TO SHOW ISIS. USED TO SHOW ISIS SUPPORT. AS THE FBI AND NYPD. SUPPORT. AS THE FBI AND NYPD SAID BOTH SUSPECTS. AS THE FBI AND NYPD SAID BOTH SUSPECTS REPEATEDLY REFERENCED. SAID BOTH SUSPECTS REPEATEDLY R REFERENCED THE TERROR GROUP. THE TERROR GROUP AFTER THEIR ARREST. >> HE REQUESTED PAPER. AFTER THEIR ARREST. >> HE REQUESTED PAPER AND D WROTE A MESSAGE.

>> HE REQUESTED PAPER AND WROTE A MEMESSAGE DECLARING IN PART, I. AND WROTE A MESSAGE DECLARING IN PARART, I PLEDGE MY ALLEGIANCE. DECLARING IN PART, I PLEDGE MY ALLEGIANCE TO THE ISLAMIC STATE. PLEDGE MY ALLEGIANCE TOTO THE ISLAMIC STATE. DIE IN YOUR RAGE. DIE IN YOUR RAGE. >> Reporter: THE PENNSYLVANIA P PAIR. >> Reporter: THE PENNSYLVANIA PAIR R FACING FIVE COUNTS, PENNSYLVANIA PAIR FACING FIVE COUNTS, INCLUDING SUPPORTING. FACINGNG FIVE COUNTS, INCLUDING SUPPORTING A FOREIGN TERRORIST. INCLUDING SUPPORTING A FOREIGN TERRORISIST ORGANIZATION. A FOREIGN TERRORIST ORGANIZATION. BALAT'S ATTORNEY. ORGANIZATION. BALAT'S ATTORNEY TELLING NBC NEWS HE'S. BALAT'S ATTORNEY TELLING NBC C NEWS HE'S 18 AND DOESN'T HAVE. 18 AND DOESN'T HAVE ANY IDEA WHAT HE'S DOING. ANY IDEA WHAT HEHE'S DOING. ATTORNEYS FOR BOTH. D. ATTORNEYS FOR BOTH MEN REREQUESTED PROTECTIVE CUSTODY.