People, pets and sailors use the Willamette River to cool off in Portland, Ore., Monday, July 6, 2015. The city has spent more than $1 billion cleaning up PCB pollution in the river, which is alleged to have been dispersed by Monsanto. (AP/Don Ryan)

Portland Becomes 7th City To Sue Monsanto Over Polluted Waterways

Portland has spent more than $1 billion cleaning up PCB pollution in the Willamette River, and now it wants the agrochemical giant it deems responsible for the contamination to pay for the damages.

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