Dorothy Onikute, 33, a deputy sheriff with the Rio Arriba County sheriff’s office, responding to an overdose call on Feb. 4, on the side of the road in Alcalde, N.M. Photograph by James Nachtwey for TIME (main image)

The human cost — As America enters its third wave of the opioid epidemic, a new exhibition brings together the work of four photographers to grapple with the ongoing questions surrounding the crisis.

Written by: Miss Rosen