A guide to the key ballot measures voters will decide on Election Day

When Americans cast their ballots in this year's midterm elections, they'll not only be picking who represents them in Congress, but also weighing in on a range of topics that could change their state laws and constitutions.

When Americans cast their ballots in this year's midterm elections, they'll not only be picking who represents them in Congress, but also weighing in on a range of topics that could change their state laws and constitutions.