Mexico is among the world's top ten destinations for tourists. But the country is also ranked in the bottom third of Transparency International's corruption ranking. One company has decided to combine these two facts and start open-air bus tours showcasing the dark side of Mexico City. The goal is to raise awareness about the endemic problem of graft. But first, we see how Donald Trump's travel ban hangs in the balance. A US appeals court is weighing up the legality of blocking the nationals of seven Muslim-majority countries. It's a battle that could go all the way to the Supreme Court.

And we focus on another key set of peace talks in Colombia. After clinching a deal with the FARC, the government is sitting down for talks with the second-largest rebel group, the National Liberation Army.