Excerpt from an article on KPTV.com

MILWAUKIE, Oregon -- Someone who stuffed a bowling ball inside a manhole cover in Milwaukie has caused a sewage spill at a Milwaukie apartment complex.

Clackamas County authorities say it's not clear when the act of vandalism happened, so they're not sure how much sewage spilled or how long the spill existed before it was discovered by neighbors and reported yesterday.

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