Montana's 1st congressional district
Interest groups and political parties reported spending $83,290 on independent campaigning in Montana's 1st congressional district this year, with $83,290 benefiting Republicans and $0 benefiting Democrats. Back to race list.
SOURCES: Federal Election Commission filings; Washington Post research
NOTE: Totals represent spending in calendar year 2010 and will change as new filings are made or information is amended. Data includes "electioneering communication" and electronically-filed "independent expenditure" spending reported to the Federal Election Commission. Spending on "issue ads" targeting candidates will not be included if it is more than 30 days before a primary or more than 60 days before the general election. "Weeks on list" shows the total number of weeks that a group or race has been in the top ten throughout the year.
By T.W. Farnam and Nathaniel Vaughn Kelso -- The Washington Post