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Kevin Olson and his family withstood six years of tight exporting regulations after cattle in northwestern Minnesota tested positive for bovine tuberculosis. Although his herd remained TB-free through it all, Big Rok still paid a big price in vaccinations and customer loss.

Taking the bull by the horns, Big Rok Angus overcomes state's TB scare

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When Kevin Olson started up Big Rok Angus with his family about five miles northwest of Detroit Lakes, he knew there'd be some risk involved.


"In this industry, diseases are always a concern," said Olson, "You're always one day away from something happening that could interfere with your ability to raise cattle."

So when a cattle rancher from up in northwestern Minnesota found out one of his animals had bovine tuberculosis, it sent shock waves throughout the state.

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