Arizona researchers try to figure out how to prevent stress-related pain.
Fronteras: The Changing America Desk will focus on six races across the Southwest region. Each race is reflective of the larger issues at play for the state and region. We will be highlighting what’s at stake and why it matters. On Election Night we will be updating each story with live tweets, audio, photos and breaking news. We will have post-election analysis that examines what happened, who voted and what it means.