Giant African land snails, like this one found in Florida in 2011, eat almost any plant. Florida officials are determined to eradicate the invasive pest. Andrew Derksen/Florida Department of Agriculture/Reuters/Landov hide caption

itoggle caption Andrew Derksen/Florida Department of Agriculture/Reuters/Landov

Insurance companies negotiate with hospitals and doctors the price of every treatment, procedure and medical service. That price differs from hospital to hospital — even health plan to health plan. Vincent Wartner/Science Source hide caption

itoggle caption Vincent Wartner/Science Source

Homeless advocate Arnold Abbott, 90, director of the nonprofit group Love Thy Neighbor Inc., prepares a salad Wednesday in the kitchen of The Sanctuary Church in Fort Lauderdale, Fla. Abbott was recently arrested, along with two pastors, for feeding the homeless in a Fort Lauderdale park. Lynne Sladky/AP hide caption

itoggle caption Lynne Sladky/AP

Early results showed more than a 2-1 lead for a measure to make recreational marijuana use legal in Washington, D.C. A sign promoting the initiative is seen on a corner in the Adams Morgan neighborhood Tuesday. Allison Shelley/Getty Images hide caption

itoggle caption Allison Shelley/Getty Images

Gary Morse, with wife Sharon, in 1999. Morse transformed a mobile home park in Florida into The Villages, a retirement community of more than 100,000 residents. Stephen M. Dowell/Orlando Sentinel hide caption

itoggle caption Stephen M. Dowell/Orlando Sentinel

This encampment under the Julia Tuttle Causeway in Miami, shown in 2008, was cleared out by authorities in 2009. It was home to sex offenders who were unable to find places where they were permitted to live under Miami-Dade County's strict residency law. Although this makeshift community was broken up, homeless sex offenders continue to camp out in other areas of the county. David Adame/AP hide caption

itoggle caption David Adame/AP

Bryan Cranston (left) starred as chemistry teacher turned meth dealer Walter White, and Aaron Paul played former student and drug-dealing co-conspirator Jesse Pinkman in AMC's Breaking Bad. Ben Leuner/AMC hide caption

itoggle caption Ben Leuner/AMC

Former Florida Governor and Democratic candidate for Governor Charlie Crist during a televised debate with Republican Florida Governor Rick Scott at Broward College on Wednesday. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

Democrat Charlie Crist, a former Republican governor of Florida (left), and Rick Scott, the current Republican governor of Florida, listen to the moderators during a gubernatorial debate on Friday. The two are facing off in a tight race that's fueling a barrage of negative campaign ads. Lynne Sladky/AP hide caption

itoggle caption Lynne Sladky/AP

A manatee swims underwater in the springs of Crystal River, Fla. — home to a group of residents who have sued the U.S. Fish and Wildlife Service, demanding that the agency consider removing the animals from the endangered species list. Amanda Cotton/iStockphoto hide caption

itoggle caption Amanda Cotton/iStockphoto

A new comic features Captain Citrus teaming up with the Avengers to defeat a villain. The new superhero, who uses the power of the sun to generate "energy items," is sponsored by Florida's citrus industry. Florida Citrus hide caption

itoggle caption Florida Citrus

Don Spirit is pictured in this 2001 handout photo obtained by Reuters on Friday. Police identified Spirit as the man who gunned down his six grandchildren and daughter before taking his own life. Reuters/Landov hide caption

itoggle caption Reuters/Landov

Deaths from oxycodone overdoses fell sharply in Florida after the state cracked down on pain clinics and implemented dispensing restrictions. Robin Nelson/Zumapress/Corbis hide caption

itoggle caption Robin Nelson/Zumapress/Corbis

One of three marijuana plants growing in the backyard of a 65-year-old retiree from Pompano Beach, Fla. He grows and smokes his own "happy grass" to alleviate pain. Carline Jean/MCT/Landov hide caption

itoggle caption Carline Jean/MCT/Landov

Florida death row inmate Freddie Lee Hall challenged the state's use of an IQ cutoff to determine mental disability. The Supreme Court sided with him on Tuesday, saying Florida's law doesn't take standard errors of measurement into account. Florida Department of Corrections/AP hide caption

itoggle caption Florida Department of Corrections/AP

Yolanda Madrid of Miami (left) talks with navigator Daniela Campos while signing up for health insurance under the Affordable Care Act in January. Lynne Sladky/AP hide caption

itoggle caption Lynne Sladky/AP