Colombian flag.

Colombian flag. Image by Brian Pocius / CC BY 2.0

At least 15 miners in Colombia are trapped in a gold mine that has flooded due to drilling. The miners are trapped at a depth of about 55 feet and officials say it may take up to three days to pump out enough water to reach the workers, but the owner of the mine fears the men may have already died. Though Colombia is a major gold producer, more than half of its mines are unregulated. Read more: