California is earthquake country, and residents of Los Angeles can now receive some warning, when conditions are right, after a quake has started and the seismic waves are heading their way. Mike O'Sullivan reports, the long-delayed system called ShakeAlertLA is the first of its kind in the United States.
Infectious diseases like measles were once considered under control in developed countries, but now the World Health Organization warns that we could be facing a global measles outbreak. Cases have seen a sharp rise worldwide, particularly in wealthy countries. VOA's Carol Pearson has more about this terrible disease.