Francis prayed for the thousands of migrants who have died trying to reach the U.S.
Pope Francis won't step foot in El Paso on Wednesday, but his presence across the border in Ciudad Juárez was still being widely felt in the West Texas city.
Gustavo García, 43, was executed by lethal injection.
Mexican teen involved in a similar case is in prison while Ethan Couch got probation.
Here are five things to know about Francis' trip to the largest Spanish-speaking Catholic country in the world.
Ethan Couch fled to Mexico in December with his mother after apparently violating the probation deal reached in juvenile court that kept him out of prison for killing four people in 2013.
Ethan Couch, 18, was deported a day earlier from Mexico, where authorities believe he and his mother fled as Texas prosecutors investigated whether he violated his probation in the 2013 wreck.
Ethan Couch, 18, was booked into a juvenile detention facility in Fort Worth after he was deported from Mexico on Thursday.
Ethan Couch was deported from Mexico on Thursday.
Ethan Couch, who used an "affluenza" defense in a fatal drunken-driving accident, was taken to the Mexico City airport to fly him back to Texas to face charges.