04/29/2012 09:11 pm ET

Richard Lugar, Republican Senator, Struggles To Pin 'Untrustworthy' Label On Tea Party Opponent

Timing is everything, especially in a political campaign. Come out negative too early and you can turn off voters. Wait too long to try to brand your opponent and you may find it hard to get your message across.

That seems to be the case with the campaign of six-term Sen. Richard Lugar, whose efforts to paint Tea Party-backed state Treasurer Richard Mourdock as "untrustworthy" last week had all the markings of a desperate attempt to toss anything and everything at Mourdock to see what might stick less than two weeks before the vote that could end Lugar's political career.

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