Crews have been working through the weekend to cool a chemical tank and stop it from exploding in Southern California as they worked to avert a disastrous “worst-case” scenario, the incident’s commander said. NBC News’ Steve Patterson reports.
Crews have been working through the weekend to cool a chemical tank and stop it from exploding in Southern California as they worked to avert a disastrous “worst-case” scenario, the incident’s commander said. NBC News’ Steve Patterson reports.