In Florida, Marco Rubio looks set to win a Senate race that will have a lasting impact on US politics

In the first article in our new series covering key Senate races in the 2016 election cycle, Rolda Darlington takes a close look at the race between the incumbent Republican Marco Rubio and Democrat Patrick Murphy. She writes that despite Murphy’s apparent talent for career politics, Rubio looks set to win an election that will have important implications for how the next president governs- whoever they may be.