Voters head to the polls to decide races that could set strategies for the 2018 elections

Voters head to the polls to decide races that could set strategies for the 2018 elections

Voters headed to the polls in several states Tuesday to decide races that will determine not only bragging rights but also answers for dilemmas faced by both major parties as they head into a titanic battle for control of Congress in 2018.

Will Trump voters turn out to bolster other Republican...