Officials: No threat from train that crashed into Yellowstone river
Seven train cars carrying hot asphalt and molten sulfur plunged into the rushing river on Saturday after the bridge gave way.
LEARN MOREOfficials said preliminary testing of water and air samples near the site did not indicate any threat to the public.
Moves to ban right turns on red have drawn some of the most intense sentiments on pedestrian and bicyclist safety.
The Department of Energy said the new initiative marks the largest-ever investment in grid infrastructure.
Several miles of interstate remain closed while workers clean up debris and authorities determine whether the road was damaged in the incident.
40% of engagements take place between Thanksgiving and Valentine's Day, according to industry experts.
CBP officials say the Tucson area, including Nogales, is already seeing the highest number of migrants coming into the country.
25 million U.S. students use diesel-powered school buses daily, prompting debates on cleaner alternatives.