Summary: Tea Party-backed candidates helped and hindered Republicans in the 2010 midterm election, injecting enthusiasm into campaigns but losing Senate seats held by Democrats in Delaware, Colorado, and Nevada that the GOP once had big hopes of capturing. … One-year retrospective: One year ago today, on November 7, 2009, Aubrey Immelman featured the latest news and information about the disappearance of missing Maple Lake, Minn., student Joshua Guimond.