NBC News Signal - March 7th, 2019

As former Trump campaign chair Paul Manafort learns his fate, we break down the multiplying investigations into the president’s campaign and businesses. Then, we spend a day with one family split by Trump’s travel ban, half who arrived from Syria before the law and half who was en route. The Central African Republic is one of the most dangerous places on Earth. We meet the Boy Scouts working to change that. Ali Velshi explains why college debt is soaring among millennials. Simone Boyce on women’s armor of choice: makeup. And, ahead of the season finale, we look at the science of love on “The Bachelor."