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(NEWS CENTER) -- Two new polls show that the frontrunner in Maine's U.S. senate race, Independent Angus King, is losing ground against both of his challengers, Republican Charlie Summers and Democrat Cynthia Dill.

In fact, one of the polls shows King's lead has shrunk to single digits.Where is his support eroding? Why is it happening? And is here anything the candidates can do to push things to their favor?

Wepose those questions toNEWS CENTER political analysts Phil Harriman and Ethan Strimling.