http://www.c-span.org/questions/weekly93.asp
Prior to the Dornan v. Sanchez contest, the House last considered a contested election in 1985: McIntyre v. McCloskey in the 8th district of Indiana. While the State of Indiana certified the Republican, McIntyre, as the winner of the election, the House voted to seat the Democratic challenger, Frank McCloskey. A House-ordered recount gave McCloskey a 4-vote margin of victory.
The GOP lets them