Trump rallies in Iowa, Kansas to maintain Republican control of US Senate

What happened: Trump is set to rally in Dubuque, Iowa and Salina, Kansas to help Republicans keep control of the US Senate, after the stops were cancelled late Thursday and then rescheduled. Key numbers: Republicans hold a 53-47 Senate majority. 35 Senate seats and all 435 House seats are on the ballot Tuesday. Why it matters: Polls show Democrats tied with or leading Republicans in many races, and losing either chamber would let Democrats block Trump's agenda for his final two years and launch investigations of his administration. Coverage: 3 outlets in 24h

Trump is set to rally in Dubuque, Iowa and Salina, Kansas to help Republicans keep control of the US Senate, after the stops were cancelled late Thursday and then rescheduled.

Polls show Democrats tied with or leading Republicans in many races, and losing either chamber would let Democrats block Trump's agenda for his final two years and launch investigations of his administration.