The Trump administration unveiled its goals for renegotiating NAFTA, North American Free Trade Agreement. Lorenzo Sierra, vice chair for the Arizona Hispanic Chamber of Commerce talks about what this could mean for Arizona.
During the month of February, join us Mondays at 9 p.m. for an inside look at the lives of our faithful canine companions.
This winter, "Nova" explores bird brains, the dinosaurs' demise and other secrets of the universe. Join us each Wednesday at 8 p.m.
Discover personal stories of what it means to be American, told from the points of view of unlikely activists who bridge cultural, economic and political divides.