California chemical tank no longer under threat of catastrophic explosion: Officials

The failing chemical tank in Southern California that caused tens of thousands of people to evacuate is no longer presenting a threat of explosion, officials say.

​The failing chemical tank in Southern California that caused tens of thousands of people to evacuate is no longer presenting a threat of explosion, officials say.  US The failing chemical tank in Southern California that caused tens of thousands of people to evacuate is no longer presenting a threat of explosion, officials say.