It’s been 38 years since 94 million gallons of radioactive waste from a uranium mine spilled into the Puerco River on the Navajo Nation near Church Rock, New Mexico. The health effects, water contamination and cleanup remain a concern to the people who still live in the area. The mining company, Kerr-McGee Corp., paid $1 billion of a $5 billion settlement to the Navajo Nation in 2014. We’ll get an update on the cleanup efforts and how Navajos continue to be affected by radiation exposure.