Key Facts

• A gas explosion happened at an apartment complex in Dallas, Texas.
• The explosion led to a big fire at the location.
• In Washington state, a chemical tank broke or failed.
• The chemical tank incident resulted in several people being presumed dead.
• Authorities are still investigating both incidents.
• Emergency responders were sent to both locations.
• Details about the victims and causes are still coming in.
• The news was reported on CBS Evening News on May 28.