With 66 percent of precincts reporting, Libby Willis has the edge over Mike Martinez in the Democratic primary for State Senator of District 10.

Just after 10 p.m., Willis unofficially led with 55.9 percent of the votes to Martinez's 44.1 percent.

The seat opened up after Wendy Davis, D-Fort Worth, decided to run for governor and the pair squared off for the chance to keep the seat in the party.

Out of 357 precincts, 236 had reported votes as of just after 10:10 p.m.

All results are unofficial until canvassed.