DELAWARE, Ohio (WCMH) – An invasive insect that leaves a pattern on elm tree leaves was detected in Ohio for the first time this summer. Officials found a population of elm zigzag sawflies at the U.S.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DELAWARE, Ohio (WCMH) – An invasive insect ...