New York's former mayor and Vancouver's mayor Gregor Robertson are pushing for climate change policies at the city level.
Mitt Romney is heading into tomorrow’s Super Tuesday primaries with momentum and the support of GOP VIPs.
But Ohio remains a tight race for the former Massachusetts governor.
Former Senator Rick Santorum is still in play there. And Santorum’s looking for a good showing in Oklahoma and Tennessee because of the large number of evangelical voters. Congressman Ron Paul is hoping to do well in several states, including Idaho and Alaska. And Newt Gingrich says winning in his former home state of Georgia is critical.