Transcript for Motive sought in deadly shooting of more than 12 people in Toronto

Ls following new developments coming in just moments ago after that deadly oting in Toronto. The de T growing tonight, and just a short time ago, the identity of the suspect was revealed. It all began in a popular ighood, shared by gunfire. Twle killed, including a 10-yold girl. Police arriving, exchanging gunfire with the suspect.he founded nearby. And tonight arehey closer to ssible ve? They are not ruing out terror. ABC's gio Benitez from the sc Reporter: Tonight, investigators are erately searching for a motive behind the shooting of more than a zeshattering a quiet Sunday nhto. There's multiple victims and the suspatng looks like possibly still shooting. Reporter: The shots greek out at arod 10:00 P.M. In a section of tor known for its victims seen lying on the street. One woman fell.ent over H and shot her twice. As a result, people H succum to their juries. One is an 18-year-old feme and another is a 10-year-old girl. Reporter: That 18-yr-old, Reese Fallon, a pitical volunteer who lived in Toronto. 13 other vicranging from 10 to 59 years old, being treated in local hospitals, some riously inred. The shooter fleeing on foot, found dead just blocks from where E shootingtook place. Authorities say the suspect was 29-year-old Toronto. Torontcity cocil to holding an emotional mom of silee as authorities search for answers. This is anack against innoceam against our ente city. Why does anyone in this C need have a gun at Al T mayor of torto the. Gio is in Toronto tonight. And officials notulut terror, as I mentioned. And you J got ant from the family of the alleged shooter? Reporter: Yeah, ts right, David. The shooting happened R behind me here. Now,or the fme, as you say, we're hng from T suspect's family. They say toter suffered from severe mental health issues. Da Gio Benitez, thank you. Ne tonight the real concern up and downhe east

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