Tonight on PBS

PBS news weekend as the gambling capital of the world prepares to host

tonight's Super Bowl the growing ties between pro sports and sports betting

companies. Then what's behind the nationwide surge in syphilis cases and what

can be done to reverse the trend and writer and filmmaker and filmmaker Curtis Chin on what he learned growing up in his family's Chinese restaurant.

It just really taught me this idea of being able to talk to people that are different from you, not being afraid to ask for help,

not being afraid of asking questions in life.

So many fundamental things about the way I look at the world and how I deal with people came because of working in that restaurant. Good evening. I'm John Yang. Once again former President Donald Trump's

remarks at a campaign speech are drawing fire from both allies

around the world and rivals in the United States. Yesterday in South Carolina

Trump said he told NATO countries that as president he would encourage Russian aggression if they

don't pay what they owe the alliance.

And I said you got to pay up. They asked me that question. One of the presidents of

a big country stood up said well sir if we don't pay and we're attacked by Russia

Will you protect us? I said you didn't pay you're delinquent? He said, yes, let's say that happened. No, I would not protect you.

In fact, I would encourage them to do whatever the hell they want. You gotta pay.

You gotta pay your bills. The head of NATO said Trump's comments put U.S. and European forces at risk.

The White House called his words, appalling and unhinged.

Nicky Haley, Trump's top remaining Republican rival, fired back on CBS's face the nation.

Don't take the side of a thug who kills his opponents.

Don't take the side of someone who has gone in and invaded a country and half a million people have died or been wounded because of Putin's.

Now, we do want NATO allies to pull their weight, but there are ways you can do that without sitting there

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