Frustrations over the Buy Indian Act are about as old as the law itself. Congress passed the bill back in 1910. It's supposed to open up Indian-owned businesses to the federal market. But it's unclear whether Buy Indian Act set-aside contracts take priority over other set-asides, especially at agencies like the Bureau of Indian Affairs and Indian Health Service. Steve Koprince, managing partner at Koprince Law, tells In Depth with Francis Rose what makes the bill so confusing.