The Mayor has told ITV London correspondent Simon Harris that he welcomes government plans to push ahead with the building of the Crossrail line, and potentially the Crossrail 2.
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One officer ended up with a dislocated shoulder and the other a broken eye socket.
The pair were stranded around 200 metres from the shore and helped back into open water using an inflatable raft.
While recycling varies from borough to borough in London here's what generally belongs in each bin.