Soil sampling in Houston's greater Fifth Ward reveals toxic levels of lead in yards, play areas / FDA warns about lead contamination in more cinnamon products in the U.S. / Lead contamination in WanaBana applesauce came from cinnamon supplier in Ecuador, FDA says / FDA investigating lead contamination in applesauce that may have sickened dozens of children / A new study says the global toll of lead exposure is even worse than we thought