 SAN ANTONIO--BUSINESS WIRE--NuStar Energy L.P. NYSE: NS has been honored as one of the 2021 Best Workplaces for MillennialsTM by Fortune magazine and Great Place to Work. This is the companys 5th time to be recognized as one of the top workplaces for millennials in the country. This recognition truly celebrates the positive spirit of our millennials and all of our other employees, said Brad Barron, President and CEO of NuStar Energy L.P. We are so grateful to our employees for their ener 