美国突发爆炸

Group 1 - An explosion occurred at the Valero refinery in Port Arthur, Texas, on March 23, raising significant concern among local residents [1] - Emergency response teams are currently on-site to manage the situation, and local police and fire departments have issued alerts for residents on the west side of the city to take shelter [3] - The cause of the explosion and details regarding any casualties have not yet been disclosed [3]