nick sanka and his friends were meeting at a nearby starbucks to celebrate the end of their college exams hear people screaming. so you run outside and see people dying in the street? >> yeah. and my god, some people were dead silent, and some people were screaming at the top of their lungs. my first thing was get out of the way. these guys need help. someone call 911. >> jimmy: -- >> reporter: but you also admit you were in shock? >> yet. >> there was four bodies on the ground. police and the ambulance hand arrived yet. but people were trying tory vooif thto revive them. >> reporter: making desperate attempts to resuscitate. ten of the victims were transported to sunnybrook hospital where two were announced dead on arrival. >> we have patients in critical condition and three in critical. >> police finally cornering the suspected driver after 26 minutes on the loose. in this video taken by an eyewitness, the driver can be seen pulling an object from his pocket, pointing it at an officer, staring him down with this warning. and as police try to bargain with him, the driver with a plea. the