I was just about to post this. I just saw it myself on Global Calgary. They showed footage of the bridge after it had collapsed and there were still cars and trucks sitting upright on the bridge as huge chunks of it sat there right on the river.
http://www.news10.net/display_story.aspx?storyid=31051
http://uk.reuters.com/article/topNew...18596120070802
The bridge carrying Route 35W, which was under repair, buckled and fell into the river at about 6:10 p.m. local time (0:10 a.m. British time), local media reported.
Many more links by simply searching Google news.