So let's take a look at the landscape, in order of most to least likely to flip. Tier 1 is most likely, Tier 2 is competitive but less likely, and so on. Race rating denotations (Toss-Up, Lean, etc.) are based on the Cook Political Report.

Senate Majority Leader John Thune has resisted President Donald Trump's pleas to kill the filibuster, but Republicans circumvented it to try to fund immigration enforcement agencies.

It was the first time Republican Susan Collins voted for the War Powers Resolution, which still failed 50-47.

During the final vote to close out the House’s “hell week,” a handful of Republicans had a message for the Senate: You’re responsible for the “suffering” agenda. Standing on the steps outside the Capitol on Thursday,

People convicted of a third felony in Iowa would face a mandatory seven-year prison sentence before they would be eligible for parole, the bill says.

The budget blueprint is the first step in Republicans' two-pronged plan to end the Department of Homeland Security shutdown.

State Senate President Pro Tempore Martin Looney of New Haven, whose progressive agenda in the General Assembly successfully pushed for increased municipal funding, the Earned Income Tax Credit, higher minimum wages as well as paid family and medical leave,

Senate President Pro Tempore Martin Looney revealed Saturday that he is not seeking re-election – ending a 46-year career, and now as one of the most powerful lawmakers at the state Capitol. Looney, a New Haven swalwart,