Researchers at the U of M believe they've found an effective way to stop the spread of Asian Carp, reports Angela Davis (2:51).

WCCO 4 News At 6 – April 24, 2014... more 
Researchers at the U of M believe they've found an effective way to stop the spread of Asian Carp, reports Angela Davis (2:51).

WCCO 4 News At 6 – April 24, 2014 less 
1 / 15
CBS Local
Thu, Apr 24, 2014 7:30 PM EDT