Iran's reported decision to name Hamid Aboutalebi as its ambassador to the United Nations has ignited anger in the U.S. That's because the diplomat was part of the student group that held Americans hostage in 1979. Now, dozens of lawmakers are urging the Obama administration to deny him a visa.
It's the latest sign of just how difficult it will be for Washington and Tehran to overcome decades of mistrust.
This week, the federal government announced a record-breaking $5 billion settlement in a remarkable environmental case. The toxic legacy of the company involved, Kerr-McGee, stretches back 85 years and includes scores of sites across the country.
Kerr-McGee ran uranium mines in the Navajo Nation, wood-treating businesses across the Midwest and East Coast, and a perchlorate plant on a tributary of Lake Mead, the nation's largest reservoir — and it was messy.