The psyllid, discovered eight years ago in Florida citrus groves, has been problematic for researchers and farmers alike. University of California, Davis/AP hide caption

toggle caption University of California, Davis/AP

Streets flooded in the Staten Island borough of New York after Superstorm Sandy hit in October. The storm caused multiple fatalities, halted mass transit and cut power to more than 6 million homes and businesses. John Minchillo/AP hide caption

toggle caption John Minchillo/AP

With community-based health care a central part of its curriculum, Florida International University's medical school turned an RV into a mobile health clinic so that students could treat families in neighborhoods where medical care is scare. Greg Allen/NPR hide caption

toggle caption Greg Allen/NPR

Sen. Marco Rubio, R-Fla., speaks at a Capitol Hill news conference with the Senate's "Gang of Eight," the bipartisan team pushing an immigration overhaul, on April 18. J. Scott Applewhite/AP hide caption

toggle caption J. Scott Applewhite/AP

NPR thanks our sponsors

Become an NPR sponsor