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

itoggle caption Greg Allen/NPR

If you catch dengue fever in the Western Hemisphere, it most likely came from the Aedes aegypti mosquito. Muhammad Mahdi Karim /Wikimedia.org hide caption

itoggle caption Muhammad Mahdi Karim /Wikimedia.org

Cousin Kyle Balcom (L) and brother Dustin Bush console each other after the disappearance of Jeffrey Bush into a Seffner, Florida, sinkhole. Edward Linsmier/Getty Images hide caption

itoggle caption Edward Linsmier/Getty Images

In Seffner, Fla., on Sunday, demolition crews and firefighters watched as a crane operator worked to bring down the home where a man was sucked into a sinkhole last week. Scott Audette /Reuters /Landov hide caption

itoggle caption Scott Audette /Reuters /Landov

After a sinkhole swallowed a man in his bedroom in Seffner, Fla., an engineer tethered with a safety line walks in front of a home on Saturday. Chris O'Meara/AP hide caption

itoggle caption Chris O'Meara/AP

An engineer surveys in front of the home where a sinkhole opened up late Thursday near Tampa, Fla. A man who had been in one of the home's bedrooms screamed for help and disappeared. It's feared he died. Chris O'Meara/AP hide caption

itoggle caption Chris O'Meara/AP

Florida Gov. Rick Scott, long a foe of the administration's health overhaul, reversed course and agree to accept federal funds to expand Medicaid in the state. J Pat Carter/AP hide caption

itoggle caption J Pat Carter/AP

A Sandhill Crane flies in at sunset to roost for the night in the wetlands of the Monte Vista Wildlife Refuge in Colorado. Migrating along the same route they've followed for thousands of years, about 25,000 Greater Sandhill Cranes pass through the San Luis Valley in late winter every year. Doug Pensinger/Getty Images hide caption

itoggle caption Doug Pensinger/Getty Images

Republican presidential nominee Mitt Romney pauses while speaking at a campaign rally at the Patriot Center at George Mason University in Fairfax, Va., on Monday. Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP

Floridians stand in line during the last day of early voting in Miami on Saturday. A judge extended early-voting hours in one Florida county Sunday after Democrats sued to allow more time. Alan Diaz/AP hide caption

itoggle caption Alan Diaz/AP

The "mystery monkey," now known as Cornelius, while he was on the loose in 2010. Mystery Monkey of Tampa Bay Facebook page hide caption

itoggle caption Mystery Monkey of Tampa Bay Facebook page