More than 20 people have died on Wednesday in a torrential spell of monsoon rain in Pakistan, where downpours have swept away entire villages over the last week, killing more than 400."Another (rain) spell is to start by the end of the month,

More than 20 people were killed on Wednesday in a torrential spell of monsoon rain in Pakistan, where downpours have swept away entire villages over the last week, leaving more than 400 dead.

Pakistan declared a public holiday in Karachi on Wednesday as the financial capital braced for more rain, after the arrival of the annual monsoon season left at least 7 people dead and caused widespread flooding,