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 ...

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 ...

Using the metric's first dimension, which measures how liberal or conservative members are, Sinema is the 14th-most conservative member of the Senate Democratic caucus — a group that includes 48 ...