As is often true, the tighter the race, the more negative the tone of the commercials.

Yesterday, each side blamed the other for the negative tone.

He became the architect of the campaign's increasingly negative tone on television.

The negative tone of campaign advertising had turned them off.

The reaction to his policies has, at times, taken on an intensely negative tone.

She then repeated her concerns about the negative tone of the Senate campaign.

They are fed up with the negative tone of the campaign.

The word "intervention" itself has taken on a negative tone.

Thomas she then began, speaking with a deliberate but negative tone.

What particularly upset them, in some cases, was the negative tone, as they saw it, of assessments.