TPM Polltracker

The end may be near for Democratic Sen. Mark Pryor of Arkansas, barring a huge surprise on Election Day.

A new poll by the University of Arkansas shows Republican Tom Cotton with a commanding 13-point lead among "very likely voters" in the state.

Cotton led Pryor by a 49-36 percent margin, well outside the margin of error of plus-or-minus 4.1 percentage points.

Fifteen percent didn't support either or didn't know.

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