congressional districts, these will decide the balance of power in washington, d.c. you want to nancy pelosi as your speaker? pay attention. these are the house districts that will define the electiontr results. arkansas, second district, where republican incumbent french hill in a serious battle with democratic challenger clark tucker. in iowa, their first district, republican incumbent, rob blum, freedom caucus member, at risk of being overtaken by democrats, one of the best opportunities to snag a seat. if you are in that district, you need to vote. let s stay in iowa, where the third district is absolutely in play. g.o.p. incumbent david young has a tough fight. trump won there by four points in 2016.6. kansas, a few races to watch inn kansas, district two, republican steve watkins, is taking on a democrat, paul davis. kentucky, third district, republican incumbent kevin yoder challenged by democrat sharice