(WXIA) -- Control of the Senate will remain with the Democrats, while the Republicans will retain control of the House of Representatives.
RELATED | Complete race results
Several House and Senate seats are expected to change hands, but control of both bodies will remain with the parties that have held them this past term.
In the Senate, Democrats won hotly contested races in Indiana, Pennsylvania, Missouri, Connecticut, Florida, Ohio, Massachusetts and Virginia. Republican Deb Fischer picked up the Senate seat in Nebraska.
In Georgia, Democrat John Barrow won reelection in a tightly contested race against Republican state Rep. Lee Anderson in the redrawn 12th District. After four terms in the House, Barrow's district was redrawn by state lawmakers to favor the election of a Republican.
In the new 9th District, covering parts of north and northeast Georgia, State Rep. Doug Collins of Gainesville defeated Democratic candidate Jody Cooley.
The rest of Georgia's Congressional representatives were easily able to retain their seats, including Atlanta civil rights legend
John Lewis who was elected to his 14th term in Congress. The long-time Democratic Congressman represents the 5th District, which covers the city of Atlanta along with most of central Fulton County and inside-the-Perimeter portions of DeKalb County.