i-4 corridor. it's also one that in recent years has changed dramatically. ♪ >> the message of orlando is more ethnic focus. especially latino voters and especially puerto rican. >> reporter: with a large influx of democratic-leaning puerto rican voters moving to orlando in recent years, the clinton campaign is vying for their vote. >> donald trump -- [ speaking spanish ] >> reporter: i-4's evolving political landscape continues west of orlando while there have been major demographic changes to our last stop, tampa, these changes aren't among ethnic lines but actually among generational lines. while the west coast of florida was once a haven for retirees, now about half the registered voters here are younger than 50. >> with so many colleges and universities that reside on the corridor, that's going to be the change -- game changer for either candidate. >> reporter: with a race so close as we approach the finish line, how the candidates do on