Updated August 11, 2020: Slowly getting caught up on polling, fundraising, and primaries from the last couple months.
Previously Updated June 9, 2020: Updated Georgia and West Virginia writeups to reflect results of June 9th primaries
On November 3, 2020, much more will be decided than whether Donald Trump secures a second term as president. Control of the Senate will also be at stake, with 35 seats up for grabs. This article attempts to identify which Senate seats are flippable, and which are not (regardless of how many tens of millions of dollars are thrown at them).