Truffles are a delicacy worldwide, but they are hard to find. Giovanni Monchiero and four generations of his family have mastered how to train their canine companions to help sniff them out. They set up the one and only University for Truffle Hunting Dogs, near the town of Alba in the north-west Italian region of Piedmont, an area that's rich in truffles.

On this week's WorldLink, meet two young activists in Berlin who are bringing Muslims and Jews in their neighborhood together to promote solidarity. Find out why Kurdish voters are planning to vote "yes" in Turkey's upcoming referendum. Meet vendors in LA who are risking deportation to make their living. Plus, how do you train a dog to sniff out a delicacy?

On this week's show, we meet Iraqi Christians who are struggling to rebuild their lives after escaping "Islamic State" rule, and a Syrian journalist in Germany who is unable to return home. Also on the show, how scientists are using the impacts of climate change to make music, and the man working to keep Martin Luther King's message of love and nonviolence alive.

On this week's show, find out why people in Belarus are taking to the streets in a rare display of anti-government protests, why Indonesian farmers are cementing their feet while sitting outside the Presidential Palace, how a Palestinian singer is educating his audience about life in Palestine and how paramilitary groups in Colombia drive peasant farmers from their lands.

France is in election mode with a presidential vote coming up in one month's time. That means public political debate is in full swing. "Les intellectuels," or intellectuals, have long set the agenda for political debate in France. But since the intellectual glory years of left-leaning giants like Jean-Paul Sartre and Albert Camus, France's intellectuals have moved sharply to the right.

This week on WorldLink, an in-depth look at the war in Syria, including an interview with exiled Syrian-born filmmaker Firas Fayyad about his award winning film "Last men in Aleppo." We also hear how six years of conflict is affecting young Syrians and why the impending Brexit is prompting some identity soul searching among Europeans.

How Hungarians feel about their government's decision to detain all asylum seekers in container camps? How is German-Turkish journalist Deniz Yucel faring in prison? Plus how an Iranian-American started a new life in the US as a fashion designer after being jailed and lashed for flaunting Iran's strict Islamic dress code for women. We also talk about the idea of hooliganism as a sport.

Ride with the #FreeDeniz motorcade, investigate the closing of Yemenis' German bank accounts, and meet Marine Le Pen. Plus the plight of Ukraine's displaced, Kashmir's witnesses to conflict and the singer caught between gentrification and homelessness in LA.

The small town of Pisky in eastern Ukraine was once a getaway for Donetsk's rich. But after being caught in the cross fire of a nearly three-year-long conflict between the Ukrainian army and pro Russian separatists, Pisky has become an apocalyptic ghost town. Only a handful of people remain in this formerly wealthy suburb that used to house over 2,000 people.

On this week's show: Travel with us to what used to be eastern Ukraine's richest town and is now a war-ravaged ghost town, visit the island of Curacao which is becoming a magnet for desperate Venezuelans, learn what Berlin's voluntary scene is like, find out how the Ku Klux Klan is operating in Germany and how an Iranian-American musician has been left badly shaken by Donald Trump's travel ban.