New sighting of plant that causes blindness and burns

"Giant Hogweed" sounds like a mythical plant that the students of Hogwarts may study, but it's real -- and it's dangerous. The plant grows in the wild and touching it can cause third-degree burns and even blindness. Giant hogweed was recently spotted in Virginia for the first time and may also grow in other states. Warnings have been issued in previous years after discoveries in Michigan, New York and elsewhere in the Northeast, Midwest and Pacific Northwest.The latest confirmed sighting of gian