Glassy-Winged Sharpshooter Detected on Grapevine Plants Sold at Napa Costco, Raising Alarm for Wine Industry: The invasive vineyard-destroying glassy-winged sharpshooter was recently detected on grapevine plants sold at Costco Wholesale in Napa, prompting a call from Napa County officials for community members to check plants they purchased at the store for the presence of the pest…