Catholics from across Argentina have flocked to churches to pray for the recovery of native son Pope Francis, the first Latin American pope in history.

A lawyer for Luigi Mangione, the man accused of fatally gunning down U.S. health insurance executive Brian Thompson in December, told a judge Friday that her client was illegally searched during his arrest and she would seek to exclude that evidence from his trial on state murder and terrorism charges.

Concerns over Pope Francis' health have mounted in recent years as have questions about his succession. Here's what we know.