Smith, who leaves office in December after two-terms, has cut a 1-minute campaign commercial, paid for by O'Malley, that begins running on area radio stations Tuesday.
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Smith cuts commercial for O'Malley
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Former Rep. Jim Ryun will run his first TV advertisement this week...
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Obama to leave campaign trail
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Campaign goes mobile
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Candidate rick Davis hanging first campaign banner
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Recent ad accuses Obama of 'taking the work out of welfare'
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Sen. Ogden announces retirement
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Mondale to make Capitol debut
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Salvation Army to kick off campaign
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Masa ends controversial campaign
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Keneally quits politics
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Jim Tracy sets first fundraiser for congressional campaign
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Crook to quit Federal politics
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Smith and Frey resign;
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Two advisers leaving Robert Grey's campaign
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Obama campaign begins buying ad time
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Rick Santorum suspends campaign