PITTSBURGH — An invasive fungus is wreaking havoc on local oak trees. Oak wilt disease is fast-moving, killing some trees in less than a year. Local experts showed Channel 11′s Lisa Sylvester what to ...

Don't worry if you live in the Northeast — this pest usually sticks to other regions. Here's where it's found and why your ...

ANN ARBOR, Mich. (CBS DETROIT) - Several cases of oak wilt fungus have been confirmed in the Bird Hills Nature Area after a concerned resident reported a tree that looked unhealthy to city officials.

An invasive insect from Europe and the Middle East is attacking several Oregon white oak trees in the Wilsonville area, and state researchers say it's been found in other pest traps in the past few ...

PEORIA, Ill. (AP) -- A fungus that attacks oaks and can spread from tree to tree is continuing its assault in central Illinois this summer, experts say. The disease, oak wilt, was first noticed ...

DALLAS — In the serene community of Lake Highlands, the sight of grand oak trees has long been a source of pride and joy for residents like Sherry Koeninger. The stately trees, which have flourished ...