OMAHA — Local university researchers are embarking on a two-year probe into how widespread illegal labor trafficking is in Nebraska.

Boosted by a roughly $500,000 grant from the Howard G. Buffett Foundation, the project is led by Teresa Kulig and Sadaf Hashimi, both assistant professors of criminal justice at the University of Nebraska at Omaha.

Tipping has gotten more complicated – and awkward – in North America.

The ever-growing list of situations in which you might be invited to tip includes buying a smoothie, paying an electrician, getting a beer from a flight attendant and making a political donation.

Central Wisconsin’s Clark County is home to more dairy farms than any other county in the state, which bills itself as America’s Dairyland. Its identity is so tied to the dairy industry that a 16-foot-tall, black-and-white talking Holstein stands outside downtown Neillsville, the county seat.