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In page 1999 Baltimore mayoral election:

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Bell led Stokes in a poll conducted early in the race, 33% to 17%, before O'Malley declared his candidacy.[2] By late August, Bell slipped in the polls to third place, with O'Malley and Stokes tied.[1] Bell and O'Malley began airing television commercials supporting their campaigns in early August, while Stokes did not begin to air commercials until September. O'Malley also advertised on the radio.[2]