I see parallels between Karachi and the cities that I was familiar with: a very different place, but in terms of its human stories not really very different at all. That was what excited me about the place - that it was so complex, as difficult to me as an outsider and yet so human in a way that was ultimately very familiar.

Bloomberg says in this poll, leaders from across the political spectrum have condemned this policy, saying banning members of an entire religion from entering the country goes against everything we believe in as Americans, and it will make our country less safe by alienated the allies we need to fight ISIS.

In this country tonight, PBS shows one of the most talked about tributes of the year.

The president who did the most for black Americans in 20th century history was Lyndon Johnson, and he got his hands dirty by dealing with Southern senators, Southern congressmen, horse trading with them, cajoling them, learning what not to talk about. And he got civil rights passed and Great Society programs. That should be the model. Get over yourself.

The number of CEOs voluntarily leaving their jobs or being forced out spiked early. Many of those companies will be turning to an interim CEO to take the reins. These temporary leaders are increasingly in demand, according to those who watch corner office trends.

President-elect [Donald] Trump has made a provocative choice for secretary of education. Betsy DeVos comes from a wealthy Michigan family. She is an advocate for school choice. That phrase means, in essence, directing public education money to charter schools, private schools or parochial schools.

Karachi captures all of those rifts between ancient and modern, communal and individual. You see them playing out in people's lives.