Sheffield Marathon organisers have tweeted their "disappointment and regret" over the cancellation of the half marathon, due to a "problem with the delivery of water."
Their website is currently down.
It is with huge dissapointment & regret that we have been forced to cancel this year's race due to a problem with the delivery of water.
We would like to express our sincerest apologies to everyone involved in the race who will be affected. We will update you future plans asap
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