River turns red in Chinese city

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Meeting point: A ship sails across the junction of the polluted Yangtze River (left) and the Jialin River in Chongqing, China, yesterdayIn the thick of it: A fisherman goes about his daily business
Dirty/clean: A ship sails across the junction of the Yangtze River and the Jialin River at the exact spot where the dyed river starts to bleed into the JialinCheck it out! Some residents were so amazed that they collected samples in water bottles

Yangtze river, which runs through the city in south-western China, turned a bright shade of orange-red yesterday.While officials investigate the cause of the colouring, one fisherman went about his daily business as if nothing had happened.Others were so amazed that they collected samples in water bottles.

Although the cause is yet to be determined, this is not the first time a river has turned red in China.