ISLAMABAD (AP) -- Militants exploiting the flooding chaos in Pakistan clashed with police overnight, authorities said Wednesday, as desperately needed international donations for the millions of victims picked up pace three weeks after the deluge began.

Pakistan senior meteorologist Arif Mahmood said floodwaters won't fully recede until the end of the month, and existing river torrents were still heading to major cities such as Hyderabad and Sukkur in the south. But he said there were no heavy rains forecast this week - "good news for aid agencies involved in the rescue and relief operations."

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