There is support for new legislation introduced in the U.S. Senate concerning the labeling of beef. Rusty Halvorson has the story. The National Farmers Union (NFU) has announced support of the American Beef Labeling Act, introduced by Senators John Thune (R-S.D.) and Cory Booker (D-N.J.). This legislation codifies mandatory country-of-origin labeling (MCOOL) for beef sold in the U.S. Specifically, NFU says the …