California police investigate after 27 fall ill at half-marathon running event
A local hospital says runners had "unusual" symptoms after racing on an atypically hot day.
原文出处：BBC World （本文由聚合程序自动采集，版权归原作者所有）
A local hospital says runners had "unusual" symptoms after racing on an atypically hot day.
原文出处：BBC World （本文由聚合程序自动采集，版权归原作者所有）