Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| District | Incumbent | Party | First elected | Results | Candidates |
| --- | --- | --- | --- | --- | --- |
| Wisconsin 1 | Paul Ryan | Republican | 1998.0 | Re-elected | Paul Ryan (R) 66% Jeffrey Thomas (D) 34% |
| Wisconsin 2 | Tammy Baldwin | Democratic | 1998.0 | Re-elected | Tammy Baldwin (D) 51% John Sharpless (R) 49% |
| Wisconsin 3 | Ron Kind | Democratic | 1996.0 | Re-elected | Ron Kind (D) 64% Susan Tully (R) 36% |
| Wisconsin 5 | Tom Barrett | Democratic | 1992.0 | Re-elected | Tom Barrett (D) 78% Jonathan Smith (R) 22% |
| Wisconsin 6 | Tom Petri | Republican | 1979.0 | Re-elected | Tom Petri (R) 65% Dan Flaherty (D) 35% |
| Wisconsin 7 | Dave Obey | Democratic | 1969.0 | Re-elected | Dave Obey (D) 63% Sean Cronin (R) 37% |
| Wisconsin 8 | Mark Green | Republican | 1998.0 | Re-elected | Mark Green (R) 75% Dean Reich (D) 25% |
Question:
Who ran in the district elections won by Tom Petri?
Answer:
Tom Petri (R) 65% Dan Flaherty (D) 35%