High: 88º Low: 65º
High: 90º Low: 66º
High; 89º Low: 64º
Unmanned Drones Used For Spraying Crops
Davis, California (CNN) - Endorsed by the federal government, unmanned drones are now buzzing over California's Yolo County.
And the weapons they use could help farmers grow better crops.
Rob McCallister has the story.