More than 100 people detained or missing amid Cuban protests 

In Cuba, activists say more than 100 people have been detained or gone missing since protests erupted over the weekend. We'll hear from someone in the capital, Havana. Also, do we need booster shots for COVID-19? Scientists are debating that question. Still, a handful of countries are preparing for boosters. Plus, does a lobster feel pain? The British Parliament wants to know.