Houston voters who have gone almost a year without representation in the U.S. House will finally fill the seat in a special runoff election.

Democrat and Republican candidates face off in a nationally watched runoff that both parties see as a test of voter mobilization.

Democrats are hoping for an upset in a special runoff election for a state Senate seat in Texas on Saturday. Democrat Taylor Rehmet, a local union leader, is facing off against Republican Leigh Wambsganss,

Rehmet had an unexpectedly strong performance in the November special election for the solidly red seat. He faces Republican Leigh Wambsganss in the runoff.