She says that she noticed white volunteers working for the Obama campaign both during door-to-door canvassing and on the phone.

NPR: What Obama's Win Means for Super Tuesday

Ms Dodds believes she is ahead, judging by her door-to-door canvassing.

ECONOMIST: A prosperous town with growing pains

U. headquarters, I met a group of members nursing-home workers, janitors, hospital staff who had just returned from canvassing unionists door to door in mixed-race Columbus neighborhoods.

NEWYORKER: The Hardest Vote

In the papers, she claims that candidates are required to carry out regular canvassing in a ward and make contact with 300 individuals by door-step or telephone canvassing each month.

BBC: Anna Dyer