![Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)](http://www.ecns.cn/hd/2019/03/06/7ef07ba034f04c0390a834ba28857137.jpg)
Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)
![Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station, March 5, 2019. (Photo/Agencies)](http://www.ecns.cn/hd/2019/03/06/bdb0c0830cec48d29cd83aa2046ed804.jpg)
Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station, March 5, 2019. (Photo/Agencies)
![Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)](http://www.ecns.cn/hd/2019/03/06/870c180a5e1c4c4b95c668417dde8262.jpg)
Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)
![Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)](http://www.ecns.cn/hd/2019/03/06/33a4b7fad9f84494b420c8cd8a82e2f1.jpg)
Security personnel stand guard outside Waterloo station in central London on March 5, 2019, following a report of a suspicious package at the station. (Photo/Agencies)