The seat is vacant after incumbent Kyrsten Sinema left the Democratic Party to become an independent in December 2023.

Arizona Democratic Senate candidate Ruben Gallego is widening his lead over Republican Kari Lake according to Morning Consult polls.

The Senate's majority hangs in the balance of the 2024 election cycle, with more than a dozen seats potentially at play.

Republican Kari Lake continues to trail Democrat Ruben Gallego in polls measuring their support ahead of the Arizona Senate ...

Senate nominee Kari Lake, U.S. Rep ... polls showed a more competitive race in Arizona. Her stance on abortion and border ...

Recent polling shows Kari Lake in deep trouble. It's a wonder Donald Trump isn't demanding that she quit touting his ...

The Arizona Media Association is hosting a discussion with Arizona State Senate District 3 candidate John Kavanagh and ...

FOX News 'Special Report' host Bret Baier reports on the balance of the Senate and the close race in Pennsylvania. BRET BAIER ...

For the first time in 5 elections, Arizonans can pick between two new Senate candidates. The Gaggle explains why the Gallego-Lake race is a big deal.

Despite being one of the most recognizable faces in Arizona, Lake has consistently trailed Ruben Gallego, a Democratic ...

Senate Republican sources say polling shows former Gov. Larry Hogan (R) and Prince George’s County Executive Angela ...