NEW : Chinese officials say as many as 1 million people affected by weather . Heavy rains put the nation into turmoil ahead of busiest travel week . There have been five deaths and 827,000 evacuations . More than 67 million people have been affected by the weather and economic losses are expected to reach as much as $ 3 billion , Chinese officials say . Up to 500,000 gathered at a police station .
NEW : Chinese officials say as many as 1 million people affected by weather . Heavy rains put the nation into turmoil ahead of busiest travel week . There have been five deaths and 827,000 evacuations . Up to 500,000 gathered at a police station .