Ari Shapiro has been one of the hosts of All Things Considered, NPR's award-winning afternoon newsmagazine, since 2015. During his first two years on the program, listenership to All Things Considered grew at an unprecedented rate, with more people tuning in during a typical quarter-hour than any other program on the radio.
For decades, migrants have been riding north through Mexico aboard a freight train nicknamed "La Bestia." An NPR reporter hopped on board to ask some migrants why they do it.
NPR's Adrian Florido speaks with Dr. Ron Cook of Lubbock, Texas, about the measles outbreak in his state – and what the Lubbock Health Department is doing to try to control it.