Transcript for Pope Francis' Brazil Trip Raises Security Concerns
Now, to weekend "gma" coe anchor bianna golodryga, with the other top stories, right now. Good morning, everyone. We begin with the pope's historic visit to brazil. And this morning, the biggest security concern yet. Up to 1 million people are expected to pack on to a beach in rio today for mass. Also today, the pope visits a slum that's been regarded as one of the most dangerous in latin america. Abc's alex marquardt is in rio with the latest. Good morning, alex. Reporter: That's right. That prayer service due to take place right here on brazil's famous copacabana beach. But before then, he is going to visit that slum which has been known for its deadly violence and drug gangs. It's because of trips like that one that he's become known as the people's pope, for his modesty, his accessibility, always wading into crowds to hug and kiss admirers. It has raised security concerns around here. He has refused to use the bullet-proof popemobile. There's been moments like this one, where the driver took a wrong turn and the fiat was mobbed by supporters. It's a momentous trip for the latin american pope. And one that is rife with fears over his security.
This transcript has been automatically generated and may not be 100% accurate.