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.

Democrats currently hold a 51-49 majority in the Senate, in part with Sinema's support. Lake generated a wave of enthusiasm among the GOP base in 2022 with her hard-line campaign for Arizona's open ...

The study by Emerson College and The Hill, conducted in mid September among over 800 likely voters, has the Democrat ahead by ...

The Right to IVF bill intends to provide a nationwide right to IVF treatment but was blocked by Senate Republicans this week.

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

The state's top two elected Republicans are siding with Democratic Secretary of State Adrian Fontes that nearly 100,000 ...

A day after asking the Arizona Supreme Court to decide what to do about 98,000 registered voters who’ve never proven their ...

Arizona leaders from both sides of the aisle are honing in on the affordable housing crisis. Recent polling shows that ...

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

A Republican-controlled Senate could be a moderating influence on a second Trump administration or a big obstacle to a Harris ...

The conventional wisdom suggests every incumbent Senate Republican is all but certain to win re-election. But what if the ...