Sinema has expressed support for Robert F. Kennedy Jr.'s "Make America Healthy Again" movement and advocated for the ...

The former Democratic-turned-independent senator has pursued a business friendly agenda in her post-Congress life.

WASHINGTON -- Arizona Sen. Kyrsten Sinema on Friday made a bombshell announcement that she is leaving the Democratic Party and will be registering as a political independent. Democrats had held a ...

Democratic Rep. Kyrsten Sinema is the apparent winner in the Arizona Senate race, narrowly defeating Republican Rep. Martha McSally, according to an NBC News projection. Sinema is the first Democratic ...

Sinema left the Democratic Party in December. But she also says she won't become a Republican, describing the GOP as "broken" in a recent interview.

WASHINGTON -- The Arizona Democratic Party's executive committee formally censured Sen. Kyrsten Sinema on Saturday morning as a result of her inaction on changing the filibuster rules to pass voting ...

An Arizona business advocacy organization led by the former Democratic senator is taking credit for portions of the “big beautiful bill.” A $118 billion legislative package that included border-policy ...

Senator Kyrsten Sinema walks to an elevator outside the Senate Chamber during a vote on Capitol Hill in Washington, May 19, 2022. automation Arizona's Kyrsten Sinema announced Tuesday that she is not ...

Kyrsten Sinema, a state senator from Legislative District 15 and formerly a state House Representative for the same liberal enclave, is perhaps best known for being the foil for state Senate President ...

Arizona's Democratic Party is rebuking one of its own. Its executive board voted on Saturday to censure Sen. Kyrsten Sinema over her opposition to changing the filibuster. By opposing the change, ...

Democratic Rep. Ruben Gallego of Arizona told CBS News on Wednesday that some Democratic senators are privately encouraging him to run against Sen. Kyrsten Sinema, who announced last week that she ...