PORTLAND, Ore. (KPTV/Gray News) - During the seven-day heat wave in Portland, a huge branch of an oak tree broke and fell in the Eastmoreland neighborhood, taking down power lines with it. It looks ...

The tree, estimated to be more than 200 years old, looked perfectly healthy, but seven days of temperatures at 95 degrees or above may have been the cause of it falling apart.

The tree, estimated to be more than 200 years old, looked perfectly healthy, but seven days of temperatures at 95 degrees or above may have been the cause of it falling apart.

The tree, estimated to be more than 200 years old, looked perfectly healthy, but seven days of temperatures at 95 degrees or above may have been the cause of it falling apart.