At least 18 people were injured, many with burns, following a blast early Friday on a packed rush-hour commuter train in London. Police are treating the event as a terrorism incident.
London Subway Explosion
![An injured woman is led away after an incident at Parsons Green underground station in London, Britain, September 15, 2017.](https://gdb.voanews.com/72df1335-f7d6-4459-8143-605e456e9a19_w1024_q10_s.jpg)
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An injured woman is led away after an incident at Parsons Green underground station in London, Britain, September 15, 2017.
![Deputy Chief Constable Adrian Hanstock of the British Transport Police makes a statement to the media after an incident at Parsons Green underground station in London, Britain, Sept. 15, 2017.](https://gdb.voanews.com/6d9d8033-e5ec-40dd-b6e0-e61ff595f064_w1024_q10_s.jpg)
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Deputy Chief Constable Adrian Hanstock of the British Transport Police makes a statement to the media after an incident at Parsons Green underground station in London, Britain, Sept. 15, 2017.
![A police forensic officer stands beside the train, at left, where an incident happened, that police say they are investigating as a terrorist attack, at Parsons Green subway station in London, Friday, Sept. 15, 2017.](https://gdb.voanews.com/e5b762ca-4d88-4f68-ad41-072d13af6a0e_w1024_q10_s.jpg)
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A police forensic officer stands beside the train, at left, where an incident happened, that police say they are investigating as a terrorist attack, at Parsons Green subway station in London, Friday, Sept. 15, 2017.
![This is an image made from video showing burning items in underground train at the scene of an explosion in London Friday, Sept. 15, 2017.](https://gdb.voanews.com/23c7bf98-e1af-435a-b6a6-3961e35f8963_w1024_q10_s.jpg)
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This is an image made from video showing burning items in underground train at the scene of an explosion in London Friday, Sept. 15, 2017.