Democrat Chris Murphy 54%
Republican Linda McMahon 35%
Democrat Chris Murphy 46%
Republican Rob Simmons 34%
...
Chris Murphy 40%
Susan Bysiewicz 31%
...
The findings described in this memo are based on a survey conducted January 3rd through 5th, 2011 among a representative sample of 502 registered voters likely to vote in the 2012 election for U.S. Senate in Connecticut. The margin of error on the total sample of 502 is +/- 4.4%. The survey includes a sample of 257 registered voters likely to vote in the Democratic primary for U.S. Senate in 2012. The margin of error on the sample of 257 is +/- 6.1%. The study was conducted by telephone using live interviewers. Voters were randomly selected from a list of registered voters in Connecticut. All the numbers are presented as percentages and, due to rounding, may not add up to 100%.
http://www.chrismurphy.com/page/-/PDFs/CSM%20110125%20Internal%20Poll.pdf