UPDATE, 7:10 p.m. | The Cass County Sheriff's Office reported southbound Interstate 49 is back open.
EARLIER REPORT | The southbound lanes of Interstate 49 at North Cass Parkway are closed due to a multi-vehicle crash.
The Cass County Sheriff's Office said on social media the closure is expected to last until 7 p.m. at the earliest.

Kansas City Scout
Traffic can be seen backed up in the southbound lanes to before 163rd Street.
The sheriff's office said there were some minor injuries reported but those injured refused medical treatment.
This is a developing story.
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