U.S. Houston pipeline flames subside but continue burning: officials

NEW YORK, Sept. 17 (Xinhua) -- The flames that towered over a southeast Houston suburb, U.S. state of Texas, had subsided on Tuesday, but continued to burn following a massive pipeline explosion after a vehicle drove through a fence and struck an above-ground valve, officials told The Associated Press (AP).

"Progress has been made as first responder crews worked through the night. The fire is significantly small