A man cools off with a shower, setup at the premises of the Dr. Ruth K. M. Pfau Civil Hospital, during a heat wave in Karachi, Pakistan.

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A man cools off with a shower, setup at the premises of the Dr. Ruth K. M. Pfau Civil Hospital, during a heat wave in Karachi, Pakistan.
A man cools off with a shower, setup at the premises of the Dr. Ruth K. M. Pfau Civil Hospital, during a heat wave in Karachi, Pakistan.
Credit: Akhtar Soomro/Reuters