Article snippet: Rep. Kyrsten Sinema (D) took the lead in Arizona’s too-close-to-call Senate race on Thursday night, holding a thin lead of 9,610 votes over Rep. MORE (R). Sinema holds a 0.5-point lead with votes rolling in, predominantly from Maricopa County, according to new numbers from the Arizona secretary of state's website. Votes were also posted from Pinal and Gila counties as well as Pima County, a Democratic-leaning county that’s home to the city Tucson. The tally marks a shift from McSally’s initial 1-point lead as of earlier on Thursday, when the GOP congresswoman was up by 17,073 votes. An Arizona source told The Hill that the latest numbers came from roughly 150,000 votes from Maricopa County, with another 345,000 outstanding votes still left from that county, which includes the capital of Phoenix, as well as Sinema's own congressional district. As Sinema slightly pulled ahead on Thursday, a judge rejected GOP efforts to challenge the state’s mail-in ballot counting procedures, according to The Associated Press. Judge Margaret Mahoney set a hearing on the GOP lawsuit for Friday regarding about 5,600 votes from Maricopa County, which has been steadily releasing numbers on mail-in ballots since Tuesday’s election. Some county recorders have been calling voters who submitted mail-in ballots with signatures that don’t match what’s on file to verify their signature. Republicans allege in the suit that this procedure violates state law. But Mahoney on Thursday said it was... Link to the full article to read more