The Nanos poll is of all voters, the Mainstreet is only of decided voters. The Mainstreet poll is also 5 days old and the Nanos is obviously a daily poll. Ipsos Reid has one out where they are essentially tied
http://www.ipsos-na.com/news-polls/p...e.aspx?id=7013
CBC poll tracker also has a tie
http://www.cbc.ca/news2/interactives...015/index.html
One thing that is obvious is the NDP is headed to third place.