TOKYO -- The Tokyo Organizing Committee of the Olympic and Paralympic Games has begun collecting old mobile phones and other small devices to create medals for the 2020 spectacle.
Japan-Update
The latest Olympic event -- urban mining
The 2020 Games might show off a resource-rich Japan
A boy enters the 2020 Olympic urban mining preliminaries by depositing a handset into a special recycling box at a Tokyo municipal office building on March 24.
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