From Argentina to Mexico, marches against femicide, or the violent killing of women and girls, have been making waves across Latin America. Last week, women in Mexico gathered to protest domestic violence. The country, where six women are killed each day, is reportedly among the world's worst countries for violence against women.

But Mexico isn't alone. Of the 25 countries with the highest femicide rates, more than half come from Latin America and the Caribbean. And often, many of those cases go unresolved.

On Thursday, we'll speak with activists breaking the silence and demanding action. Join us at 19:30 GMT.

Street and graffiti artists have long used city spaces as a canvas for both artistic expression and creative protest. While some have earned mainstream success in galleries, others continue to use graffiti art to challenge the status quo and reclaim public spaces. How can street art change how people see and feel about their communities? Has the medium become too commercialised?