one eyewitness who was there on the ground, his name is olli, listen as he describe what is he saw. >> everybody, all these people on the streets getting hit. one by one. post office box getting crumbled up on people. one person got dragged on and their blood is all over yonge. i'm so shaky, i'm still dying from this. i can't believe this is happening. this is unbelievable. this is so unbelievable. >> was he swerving towards people? >> he just went on the sidewalk. he just started hitting everybody, man. he hit every person on the sidewalk. anybody in his way. the bus stop, everything else shattered. i just stopped and looked and went after it again, all i see is crumbling up. one by one, one by one. holy god. i've never seen a scene like this in my life, i swear. >> and one witness says he saw two cars actually tried to block the van, but the van was able to get around them. and kept going down the sidewalk.